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38839293883 = 132229818307
BaseRepresentation
bin100100001011000000…
…001001011110111011
310201020202222120001001
4210023000021132323
51114020324401013
625501552505431
72543321356645
oct441300113673
9121222876031
1038839293883
1115520850395
12763b24b277
13387c768400
141c46389895
151024b5dddd
hex90b0097bb

38839293883 has 6 divisors (see below), whose sum is σ = 42056750364. Its totient is φ = 35851655736.

The previous prime is 38839293853. The next prime is 38839293893.

38839293883 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2k-38839293883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38839293803) 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, 114908985 + ... + 114909322.

It is an arithmetic number, because the mean of its divisors is an integer number (7009458394).

Almost surely, 238839293883 is an apocalyptic number.

38839293883 is a deficient number, since it is larger than the sum of its proper divisors (3217456481).

38839293883 is a wasteful number, since it uses less digits than its factorization.

38839293883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229818333 (or 229818320 counting only the distinct ones).

The product of its digits is 53747712, while the sum is 64.

The spelling of 38839293883 in words is "thirty-eight billion, eight hundred thirty-nine million, two hundred ninety-three thousand, eight hundred eighty-three".

Divisors: 1 13 169 229818307 2987637991 38839293883