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10131111132 = 2234759304457
BaseRepresentation
bin10010110111101110…
…00111110011011100
3222011001110202210020
421123313013303130
5131222031024012
64353144512140
7506026011102
oct113367076334
928131422706
1010131111132
11432982581a
121b68a7b650
13c55c0491c
146c1731c72
153e465aa8c
hex25bdc7cdc

10131111132 has 48 divisors (see below), whose sum is σ = 24551493120. Its totient is φ = 3249154432.

The previous prime is 10131111119. The next prime is 10131111167. The reversal of 10131111132 is 23111113101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118953 + ... + 185504.

It is an arithmetic number, because the mean of its divisors is an integer number (511489440).

Almost surely, 210131111132 is an apocalyptic number.

10131111132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10131111132 is an abundant number, since it is smaller than the sum of its proper divisors (14420381988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10131111132 is a wasteful number, since it uses less digits than its factorization.

10131111132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304570 (or 304568 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 10131111132 its reverse (23111113101), we get a palindrome (33242224233).

The spelling of 10131111132 in words is "ten billion, one hundred thirty-one million, one hundred eleven thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 47 59 94 118 141 177 188 236 282 354 564 708 2773 5546 8319 11092 16638 33276 304457 608914 913371 1217828 1826742 3653484 14309479 17962963 28618958 35925926 42928437 53888889 57237916 71851852 85856874 107777778 171713748 215555556 844259261 1688518522 2532777783 3377037044 5065555566 10131111132