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132457706 = 2375333773
BaseRepresentation
bin1111110010100…
…10010011101010
3100020020112210222
413321102103222
5232402121311
621051010042
73165605033
oct771222352
9306215728
10132457706
1168850487
1238439922
1321599354
141383da8a
15b966adb
hex7e524ea

132457706 has 16 divisors (see below), whose sum is σ = 207912744. Its totient is φ = 63221184.

The previous prime is 132457681. The next prime is 132457709. The reversal of 132457706 is 607754231.

It can be written as a sum of positive squares in 4 ways, for example, as 132457081 + 625 = 11509^2 + 25^2 .

It is not an unprimeable number, because it can be changed into a prime (132457709) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12965 + ... + 20808.

Almost surely, 2132457706 is an apocalyptic number.

132457706 is a deficient number, since it is larger than the sum of its proper divisors (75455038).

132457706 is a wasteful number, since it uses less digits than its factorization.

132457706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33865.

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 132457706 is about 11509.0271526311. The cubic root of 132457706 is about 509.7521620364.

The spelling of 132457706 in words is "one hundred thirty-two million, four hundred fifty-seven thousand, seven hundred six".

Divisors: 1 2 37 53 74 106 1961 3922 33773 67546 1249601 1789969 2499202 3579938 66228853 132457706