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132102131 = 7193277353
BaseRepresentation
bin1111101111110…
…11011111110011
3100012120111001112
413313323133303
5232304232011
621035223535
73162564260
oct767733763
9305514045
10132102131
1168628317
12382a7bab
13214a3555
141378a267
15b8e658b
hex7dfb7f3

132102131 has 16 divisors (see below), whose sum is σ = 152735424. Its totient is φ = 111919104.

The previous prime is 132102127. The next prime is 132102137. The reversal of 132102131 is 131201231.

It is a cyclic number.

It is not a de Polignac number, because 132102131 - 22 = 132102127 is a prime.

It is a super-2 number, since 2×1321021312 = 34901946029482322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132102137) 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, 374051 + ... + 374403.

It is an arithmetic number, because the mean of its divisors is an integer number (9545964).

Almost surely, 2132102131 is an apocalyptic number.

132102131 is a deficient number, since it is larger than the sum of its proper divisors (20633293).

132102131 is a wasteful number, since it uses less digits than its factorization.

132102131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 830.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 132102131 is about 11493.5691149442. The cubic root of 132102131 is about 509.2956199385.

Adding to 132102131 its reverse (131201231), we get a palindrome (263303362).

The spelling of 132102131 in words is "one hundred thirty-two million, one hundred two thousand, one hundred thirty-one".

Divisors: 1 7 193 277 353 1351 1939 2471 53461 68129 97781 374227 476903 684467 18871733 132102131