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13131310310 = 2513110023901
BaseRepresentation
bin11000011101010111…
…11110010011100110
31020220010212200100022
430032223332103212
5203343103412220
610011001315142
7643256203346
oct141653762346
936803780308
1013131310310
115629311878
122665795ab2
131313658a01
148c7d8ad26
1551cc3d925
hex30eafe4e6

13131310310 has 16 divisors (see below), whose sum is σ = 23816791152. Its totient is φ = 5212428000.

The previous prime is 13131310303. The next prime is 13131310327. The reversal of 13131310310 is 1301313131.

It is a super-2 number, since 2×131313103102 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5010641 + ... + 5013260.

It is an arithmetic number, because the mean of its divisors is an integer number (1488549447).

Almost surely, 213131310310 is an apocalyptic number.

13131310310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13131310310 is a deficient number, since it is larger than the sum of its proper divisors (10685480842).

13131310310 is a wasteful number, since it uses less digits than its factorization.

13131310310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10024039.

The product of its (nonzero) digits is 81, while the sum is 17.

Adding to 13131310310 its reverse (1301313131), we get a palindrome (14432623441).

The spelling of 13131310310 in words is "thirteen billion, one hundred thirty-one million, three hundred ten thousand, three hundred ten".

Divisors: 1 2 5 10 131 262 655 1310 10023901 20047802 50119505 100239010 1313131031 2626262062 6565655155 13131310310