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38897877879883 = 112321470065123
BaseRepresentation
bin10001101100000100111100…
…01100011000110001001011
312002201121012222201101001101
420312002132030120301023
520044300323214124013
6214421234410202231
711123164450433041
oct1066023614306113
9162647188641041
1038897877879883
1111437551aa7900
124442804723377
131892091c58219
1498694b248391
15476c52cd48dd
hex23609e318c4b

38897877879883 has 6 divisors (see below), whose sum is σ = 42755518661492. Its totient is φ = 35361707163420.

The previous prime is 38897877879863. The next prime is 38897877879907.

38897877879883 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 38897877879883 - 25 = 38897877879851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38897877879803) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 160735032441 + ... + 160735032682.

Almost surely, 238897877879883 is an apocalyptic number.

38897877879883 is a deficient number, since it is larger than the sum of its proper divisors (3857640781609).

38897877879883 is a wasteful number, since it uses less digits than its factorization.

38897877879883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321470065145 (or 321470065134 counting only the distinct ones).

The product of its digits is 458838245376, while the sum is 100.

The spelling of 38897877879883 in words is "thirty-eight trillion, eight hundred ninety-seven billion, eight hundred seventy-seven million, eight hundred seventy-nine thousand, eight hundred eighty-three".

Divisors: 1 11 121 321470065123 3536170716353 38897877879883