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38672783214 = 23131171423403
BaseRepresentation
bin100100000001000100…
…111101011101101110
310200211011122221100020
4210001010331131232
51113200213030324
625433243543010
72536230143052
oct440104753556
9120734587306
1038672783214
111544586146a
1275b352aa66
1338541083a0
141c2c203c62
15101521c679
hex90113d76e

38672783214 has 32 divisors (see below), whose sum is σ = 83366553984. Its totient is φ = 11889128160.

The previous prime is 38672783213. The next prime is 38672783231. The reversal of 38672783214 is 41238727683.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38672783213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120364 + ... + 303039.

It is an arithmetic number, because the mean of its divisors is an integer number (2605204812).

Almost surely, 238672783214 is an apocalyptic number.

38672783214 is an abundant number, since it is smaller than the sum of its proper divisors (44693770770).

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

38672783214 is a wasteful number, since it uses less digits than its factorization.

38672783214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424592.

The product of its digits is 2709504, while the sum is 51.

The spelling of 38672783214 in words is "thirty-eight billion, six hundred seventy-two million, seven hundred eighty-three thousand, two hundred fourteen".

Divisors: 1 2 3 6 13 26 39 78 1171 2342 3513 7026 15223 30446 45669 91338 423403 846806 1270209 2540418 5504239 11008478 16512717 33025434 495804913 991609826 1487414739 2974829478 6445463869 12890927738 19336391607 38672783214