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10131152555 = 52026230511
BaseRepresentation
bin10010110111101110…
…10001111010101011
3222011001112212121102
421123313101322223
5131222033340210
64353145432015
7506026242626
oct113367217253
928131485542
1010131152555
114329853957
121b68a9b60b
13c55c1a734
146c1742dbd
153e4667ea5
hex25bdd1eab

10131152555 has 4 divisors (see below), whose sum is σ = 12157383072. Its totient is φ = 8104922040.

The previous prime is 10131152527. The next prime is 10131152561. The reversal of 10131152555 is 55525113101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55525113101 = 449123663949.

It is not a de Polignac number, because 10131152555 - 212 = 10131148459 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1013115251 + ... + 1013115260.

It is an arithmetic number, because the mean of its divisors is an integer number (3039345768).

Almost surely, 210131152555 is an apocalyptic number.

10131152555 is a deficient number, since it is larger than the sum of its proper divisors (2026230517).

10131152555 is an equidigital number, since it uses as much as digits as its factorization.

10131152555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2026230516.

The product of its (nonzero) digits is 3750, while the sum is 29.

Adding to 10131152555 its reverse (55525113101), we get a palindrome (65656265656).

The spelling of 10131152555 in words is "ten billion, one hundred thirty-one million, one hundred fifty-two thousand, five hundred fifty-five".

Divisors: 1 5 2026230511 10131152555