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38833800480 = 2532561442097
BaseRepresentation
bin100100001010101011…
…001100010100100000
310201020101122110111200
4210022223030110200
51114012423103410
625501235041200
72543223600126
oct441253142440
9121211573450
1038833800480
1115518739092
127639440200
13387b593b87
141c45759916
1510244263c0
hex90aacc520

38833800480 has 144 divisors (see below), whose sum is σ = 134693113464. Its totient is φ = 10185891840.

The previous prime is 38833800479. The next prime is 38833800529. The reversal of 38833800480 is 8400833883.

It can be written as a sum of positive squares in 4 ways, for example, as 14374091664 + 24459708816 = 119892^2 + 156396^2 .

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 133209 + ... + 308888.

Almost surely, 238833800480 is an apocalyptic number.

38833800480 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

38833800480 is an abundant number, since it is smaller than the sum of its proper divisors (95859312984).

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

38833800480 is a wasteful number, since it uses less digits than its factorization.

38833800480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442179 (or 442168 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 45.

The spelling of 38833800480 in words is "thirty-eight billion, eight hundred thirty-three million, eight hundred thousand, four hundred eighty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 61 72 80 90 96 120 122 144 160 180 183 240 244 288 305 360 366 480 488 549 610 720 732 915 976 1098 1220 1440 1464 1830 1952 2196 2440 2745 2928 3660 4392 4880 5490 5856 7320 8784 9760 10980 14640 17568 21960 29280 43920 87840 442097 884194 1326291 1768388 2210485 2652582 3536776 3978873 4420970 5305164 6631455 7073552 7957746 8841940 10610328 13262910 14147104 15915492 17683880 19894365 21220656 26525820 26967917 31830984 35367760 39788730 42441312 53051640 53935834 63661968 70735520 79577460 80903751 106103280 107871668 127323936 134839585 159154920 161807502 212206560 215743336 242711253 269679170 318309840 323615004 404518755 431486672 485422506 539358340 636619680 647230008 809037510 862973344 970845012 1078716680 1213556265 1294460016 1618075020 1941690024 2157433360 2427112530 2588920032 3236150040 3883380048 4314866720 4854225060 6472300080 7766760096 9708450120 12944600160 19416900240 38833800480