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38848931883 = 34479616443
BaseRepresentation
bin100100001011100100…
…111010100000101011
310201021110010012220000
4210023210322200223
51114030311310013
625502535234043
72543466321036
oct441344724053
9121243105800
1038848931883
1115526233583
127642518923
133881761278
141c4777801d
151025914973
hex90b93a82b

38848931883 has 10 divisors (see below), whose sum is σ = 58033589724. Its totient is φ = 25899287868.

The previous prime is 38848931873. The next prime is 38848931903. The reversal of 38848931883 is 38813984883.

It is not a de Polignac number, because 38848931883 - 24 = 38848931867 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 38848931883.

It is not an unprimeable number, because it can be changed into a prime (38848931873) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 239808141 + ... + 239808302.

Almost surely, 238848931883 is an apocalyptic number.

38848931883 is a deficient number, since it is larger than the sum of its proper divisors (19184657841).

38848931883 is an equidigital number, since it uses as much as digits as its factorization.

38848931883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479616455 (or 479616446 counting only the distinct ones).

The product of its digits is 31850496, while the sum is 63.

The spelling of 38848931883 in words is "thirty-eight billion, eight hundred forty-eight million, nine hundred thirty-one thousand, eight hundred eighty-three".

Divisors: 1 3 9 27 81 479616443 1438849329 4316547987 12949643961 38848931883