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38249683175 = 5211139089757
BaseRepresentation
bin100011100111110110…
…111101100011100111
310122201200112020012102
4203213312331203213
51111313404330200
625323251242315
72522601641204
oct434766754347
9118650466172
1038249683175
1115248a49110
1274b58a939b
1337b7569632
141bcbd48cab
15edcee46d5
hex8e7dbd8e7

38249683175 has 12 divisors (see below), whose sum is σ = 51741389976. Its totient is φ = 27817951200.

The previous prime is 38249683163. The next prime is 38249683183. The reversal of 38249683175 is 57138694283.

It is not a de Polignac number, because 38249683175 - 24 = 38249683159 is a prime.

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 38249683175.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69544604 + ... + 69545153.

It is an arithmetic number, because the mean of its divisors is an integer number (4311782498).

Almost surely, 238249683175 is an apocalyptic number.

38249683175 is a deficient number, since it is larger than the sum of its proper divisors (13491706801).

38249683175 is a wasteful number, since it uses less digits than its factorization.

38249683175 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139089778 (or 139089773 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 56.

The spelling of 38249683175 in words is "thirty-eight billion, two hundred forty-nine million, six hundred eighty-three thousand, one hundred seventy-five".

Divisors: 1 5 11 25 55 275 139089757 695448785 1529987327 3477243925 7649936635 38249683175