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131260606301 = 11591621124769
BaseRepresentation
bin111101000111110111…
…1011110011101011101
3110112210202222200101002
41322033233132131131
54122310203400201
6140144510200045
712324521513246
oct1721757363535
9415722880332
10131260606301
1150738210320
1221532ab3025
13c4bb0c8c16
1464d2a93ccd
15363387176b
hex1e8fbde75d

131260606301 has 16 divisors (see below), whose sum is σ = 145711396800. Its totient is φ = 117232012800.

The previous prime is 131260606249. The next prime is 131260606303. The reversal of 131260606301 is 103606062131.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 131260606301 - 214 = 131260589917 is a prime.

It is a super-2 number, since 2×1312606063012 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131260606303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 989645 + ... + 1114413.

It is an arithmetic number, because the mean of its divisors is an integer number (9106962300).

Almost surely, 2131260606301 is an apocalyptic number.

131260606301 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

131260606301 is a deficient number, since it is larger than the sum of its proper divisors (14450790499).

131260606301 is a wasteful number, since it uses less digits than its factorization.

131260606301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126460.

The product of its (nonzero) digits is 3888, while the sum is 29.

Adding to 131260606301 its reverse (103606062131), we get a palindrome (234866668432).

The spelling of 131260606301 in words is "one hundred thirty-one billion, two hundred sixty million, six hundred six thousand, three hundred one".

Divisors: 1 11 59 649 1621 17831 95639 124769 1052029 1372459 7361371 80975081 202250549 2224756039 11932782391 131260606301