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132512693 = 3147103883
BaseRepresentation
bin1111110010111…
…11101110110101
3100020100100020112
413321133232311
5232410401233
621052112405
73166224245
oct771375665
9306310215
10132512693
1168888825
1238465705
13215b83a1
1413855b25
15b978048
hex7e5fbb5

132512693 has 16 divisors (see below), whose sum is σ = 141213696. Its totient is φ = 124150320.

The previous prime is 132512659. The next prime is 132512701. The reversal of 132512693 is 396215231.

It is a cyclic number.

It is not a de Polignac number, because 132512693 - 28 = 132512437 is a prime.

It is a super-2 number, since 2×1325126932 = 35119227612224498, which 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 (132512623) 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, 149630 + ... + 150512.

It is an arithmetic number, because the mean of its divisors is an integer number (8825856).

Almost surely, 2132512693 is an apocalyptic number.

It is an amenable number.

132512693 is a deficient number, since it is larger than the sum of its proper divisors (8701003).

132512693 is a wasteful number, since it uses less digits than its factorization.

132512693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1064.

The product of its digits is 9720, while the sum is 32.

The square root of 132512693 is about 11511.4157687054. The cubic root of 132512693 is about 509.8226898681.

The spelling of 132512693 in words is "one hundred thirty-two million, five hundred twelve thousand, six hundred ninety-three".

Divisors: 1 31 47 103 883 1457 3193 4841 27373 41501 90949 150071 1286531 2819419 4274603 132512693