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38000230038 = 23217657119563
BaseRepresentation
bin100011011000111111…
…010111111010010110
310122002022010200211100
4203120333113322112
51110311024330123
625242420450530
72513452424451
oct433077277226
9118068120740
1038000230038
11151301592a1
127446249a46
133777988b24
141ba6b72498
15ec616c643
hex8d8fd7e96

38000230038 has 24 divisors (see below), whose sum is σ = 82339183368. Its totient is φ = 12665920032.

The previous prime is 38000230003. The next prime is 38000230087. The reversal of 38000230038 is 83003200083.

It is a junction number, because it is equal to n+sod(n) for n = 38000229993 and 38000230020.

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, 258045 + ... + 377607.

It is an arithmetic number, because the mean of its divisors is an integer number (3430799307).

Almost surely, 238000230038 is an apocalyptic number.

38000230038 is an abundant number, since it is smaller than the sum of its proper divisors (44338953330).

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

38000230038 is a wasteful number, since it uses less digits than its factorization.

38000230038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137228 (or 137225 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The spelling of 38000230038 in words is "thirty-eight billion, two hundred thirty thousand, thirty-eight".

Divisors: 1 2 3 6 9 18 17657 35314 52971 105942 119563 158913 239126 317826 358689 717378 1076067 2152134 2111123891 4222247782 6333371673 12666743346 19000115019 38000230038