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3729423984 = 2431113599209
BaseRepresentation
bin1101111001001010…
…0111111001110000
3100121220120100221020
43132102213321300
530114213031414
61414022255440
7161263403136
oct33622477160
910556510836
103729423984
111644187490
12880b87580
13475856670
1427543d756
1516c6297a9
hexde4a7e70

3729423984 has 160 divisors (see below), whose sum is σ = 11511763200. Its totient is φ = 1025402880.

The previous prime is 3729423953. The next prime is 3729424019. The reversal of 3729423984 is 4893249273.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 400372 + ... + 409580.

It is an arithmetic number, because the mean of its divisors is an integer number (71948520).

Almost surely, 23729423984 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3729423984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5755881600).

3729423984 is an abundant number, since it is smaller than the sum of its proper divisors (7782339216).

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

3729423984 is a wasteful number, since it uses less digits than its factorization.

3729423984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9303 (or 9297 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 51.

The square root of 3729423984 is about 61069.0100132629. The cubic root of 3729423984 is about 1550.7695081624.

The spelling of 3729423984 in words is "three billion, seven hundred twenty-nine million, four hundred twenty-three thousand, nine hundred eighty-four".

Divisors: 1 2 3 4 6 8 11 12 13 16 22 24 26 33 39 44 48 52 59 66 78 88 104 118 132 143 156 176 177 208 236 264 286 312 354 429 472 528 572 624 649 708 767 858 944 1144 1298 1416 1534 1716 1947 2288 2301 2596 2832 3068 3432 3894 4602 5192 6136 6864 7788 8437 9204 9209 10384 12272 15576 16874 18408 18418 25311 27627 31152 33748 36816 36836 50622 55254 67496 73672 101244 101299 110508 119717 134992 147344 202488 202598 221016 239434 303897 359151 404976 405196 442032 478868 543331 607794 718302 810392 957736 1086662 1215588 1316887 1436604 1620784 1629993 1915472 2173324 2431176 2633774 2873208 3259986 3950661 4346648 4862352 5267548 5746416 5976641 6519972 7063303 7901322 8693296 10535096 11953282 13039944 14126606 15802644 17929923 21070192 21189909 23906564 26079888 28253212 31605288 35859846 42379818 47813128 56506424 63210576 71719692 77696333 84759636 95626256 113012848 143439384 155392666 169519272 233088999 286878768 310785332 339038544 466177998 621570664 932355996 1243141328 1864711992 3729423984