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13550024031 = 341110162797
BaseRepresentation
bin11001001111010010…
…01111010101011111
31021222022202112120220
430213221033111133
5210222301232111
610120320012423
7656532206145
oct144751172537
937868675526
1013550024031
1158236a9675
122761a61113
13137c3200cb
14927823595
1554489be06
hex327a4f55f

13550024031 has 8 divisors (see below), whose sum is σ = 18507350064. Its totient is φ = 8813023680.

The previous prime is 13550023967. The next prime is 13550024041. The reversal of 13550024031 is 13042005531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13550024031 - 26 = 13550023967 is a prime.

It is a super-2 number, since 2×135500240312 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13550023992 and 13550024010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13550024041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55081276 + ... + 55081521.

It is an arithmetic number, because the mean of its divisors is an integer number (2313418758).

Almost surely, 213550024031 is an apocalyptic number.

13550024031 is a deficient number, since it is larger than the sum of its proper divisors (4957326033).

13550024031 is a wasteful number, since it uses less digits than its factorization.

13550024031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110162841.

The product of its (nonzero) digits is 1800, while the sum is 24.

Adding to 13550024031 its reverse (13042005531), we get a palindrome (26592029562).

The spelling of 13550024031 in words is "thirteen billion, five hundred fifty million, twenty-four thousand, thirty-one".

Divisors: 1 3 41 123 110162797 330488391 4516674677 13550024031