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38285768160 = 2532526587339
BaseRepresentation
bin100011101010000000…
…100111010111100000
310122211012102112111100
4203222000213113200
51111402124040120
625331020514400
72523520442223
oct435200472740
9118735375440
1038285768160
1115267355312
1275059aba00
1337c1b921b3
141bd2a5d5ba
15ee1271490
hex8ea0275e0

38285768160 has 72 divisors (see below), whose sum is σ = 130650188760. Its totient is φ = 10209537792.

The previous prime is 38285768137. The next prime is 38285768173. The reversal of 38285768160 is 6186758283.

38285768160 is a `hidden beast` number, since 3 + 8 + 2 + 8 + 576 + 8 + 1 + 60 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a junction number, because it is equal to n+sod(n) for n = 38285768097 and 38285768106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13292230 + ... + 13295109.

It is an arithmetic number, because the mean of its divisors is an integer number (1814585955).

Almost surely, 238285768160 is an apocalyptic number.

38285768160 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

38285768160 is an abundant number, since it is smaller than the sum of its proper divisors (92364420600).

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

38285768160 is a wasteful number, since it uses less digits than its factorization.

38285768160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26587360 (or 26587349 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 54.

The spelling of 38285768160 in words is "thirty-eight billion, two hundred eighty-five million, seven hundred sixty-eight thousand, one hundred sixty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 72 80 90 96 120 144 160 180 240 288 360 480 720 1440 26587339 53174678 79762017 106349356 132936695 159524034 212698712 239286051 265873390 319048068 398810085 425397424 478572102 531746780 638096136 797620170 850794848 957144204 1063493560 1196430255 1276192272 1595240340 1914288408 2126987120 2392860510 2552384544 3190480680 3828576816 4253974240 4785721020 6380961360 7657153632 9571442040 12761922720 19142884080 38285768160