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38994653829040 = 24571333116182503
BaseRepresentation
bin10001101110111001001100…
…11111010101011110110000
312010001212000110201221222121
420313130212133111132300
520102342022340012130
6214533521402444024
711133161605431310
oct1067344637253660
9163055013657877
1038994653829040
11114745a3552878
124459512803614
13189b245827c70
1498b4cc01d440
15479518e6ed7a
hex2377267d57b0

38994653829040 has 160 divisors (see below), whose sum is σ = 111921822544896. Its totient is φ = 12303879920640.

The previous prime is 38994653829029. The next prime is 38994653829059. The reversal of 38994653829040 is 4092835649983.

It is a Harshad number since it is a multiple of its sum of digits (70).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5681572 + ... + 10500931.

Almost surely, 238994653829040 is an apocalyptic number.

It is an amenable number.

38994653829040 is an abundant number, since it is smaller than the sum of its proper divisors (72927168715856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38994653829040 is a wasteful number, since it uses less digits than its factorization.

38994653829040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16182867 (or 16182861 counting only the distinct ones).

The product of its (nonzero) digits is 403107840, while the sum is 70.

The spelling of 38994653829040 in words is "thirty-eight trillion, nine hundred ninety-four billion, six hundred fifty-three million, eight hundred twenty-nine thousand, forty".

Divisors: 1 2 4 5 7 8 10 13 14 16 20 26 28 35 40 52 56 65 70 80 91 104 112 130 140 182 208 260 280 331 364 455 520 560 662 728 910 1040 1324 1456 1655 1820 2317 2648 3310 3640 4303 4634 5296 6620 7280 8606 9268 11585 13240 17212 18536 21515 23170 26480 30121 34424 37072 43030 46340 60242 68848 86060 92680 120484 150605 172120 185360 240968 301210 344240 481936 602420 1204840 2409680 16182503 32365006 64730012 80912515 113277521 129460024 161825030 210372539 226555042 258920048 323650060 420745078 453110084 566387605 647300120 841490156 906220168 1051862695 1132775210 1294600240 1472607773 1682980312 1812440336 2103725390 2265550420 2945215546 3365960624 4207450780 4531100840 5356408493 5890431092 7363038865 8414901560 9062201680 10712816986 11780862184 14726077730 16829803120 21425633972 23561724368 26782042465 29452155460 37494859451 42851267944 53564084930 58904310920 69633310409 74989718902 85702535888 107128169860 117808621840 139266620818 149979437804 187474297255 214256339720 278533241636 299958875608 348166552045 374948594510 428512679440 487433172863 557066483272 599917751216 696333104090 749897189020 974866345726 1114132966544 1392666208180 1499794378040 1949732691452 2437165864315 2785332416360 2999588756080 3899465382904 4874331728630 5570664832720 7798930765808 9748663457260 19497326914520 38994653829040