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131012113310 = 25131007785487
BaseRepresentation
bin111101000000011101…
…1100011001110011110
3110112011110101221001222
41322000323203032132
54121303100111220
6140104112133342
712315413406011
oct1720073431636
9415143357058
10131012113310
115061aa16911
1221483837252
13c47b793450
1464aba8b378
15361bb38e25
hex1e80ee339e

131012113310 has 16 divisors (see below), whose sum is σ = 253961942976. Its totient is φ = 48373703328.

The previous prime is 131012113307. The next prime is 131012113339. The reversal of 131012113310 is 13311210131.

It is a super-2 number, since 2×1310121133102 (a number of 23 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, 503892614 + ... + 503892873.

It is an arithmetic number, because the mean of its divisors is an integer number (15872621436).

Almost surely, 2131012113310 is an apocalyptic number.

131012113310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131012113310 is a deficient number, since it is larger than the sum of its proper divisors (122949829666).

131012113310 is a wasteful number, since it uses less digits than its factorization.

131012113310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007785507.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 131012113310 its reverse (13311210131), we get a palindrome (144323323441).

The spelling of 131012113310 in words is "one hundred thirty-one billion, twelve million, one hundred thirteen thousand, three hundred ten".

Divisors: 1 2 5 10 13 26 65 130 1007785487 2015570974 5038927435 10077854870 13101211331 26202422662 65506056655 131012113310