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132702425 = 5217312241
BaseRepresentation
bin1111110100011…
…10000011011001
3100020200222111122
413322032003121
5232432434200
621100135025
73200644352
oct772160331
9306628448
10132702425
11689a8329
1238537475
132165385b
14138a4d29
15b9b4385
hex7e8e0d9

132702425 has 12 divisors (see below), whose sum is σ = 174231036. Its totient is φ = 99916800.

The previous prime is 132702421. The next prime is 132702439. The reversal of 132702425 is 524207231.

It can be written as a sum of positive squares in 6 ways, for example, as 659344 + 132043081 = 812^2 + 11491^2 .

It is not a de Polignac number, because 132702425 - 22 = 132702421 is a prime.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 132702394 and 132702403.

It is not an unprimeable number, because it can be changed into a prime (132702421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 155696 + ... + 156545.

It is an arithmetic number, because the mean of its divisors is an integer number (14519253).

Almost surely, 2132702425 is an apocalyptic number.

It is an amenable number.

132702425 is a deficient number, since it is larger than the sum of its proper divisors (41528611).

132702425 is a wasteful number, since it uses less digits than its factorization.

132702425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312268 (or 312263 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 132702425 is about 11519.6538576469. The cubic root of 132702425 is about 510.0658956249.

Adding to 132702425 its reverse (524207231), we get a palindrome (656909656).

The spelling of 132702425 in words is "one hundred thirty-two million, seven hundred two thousand, four hundred twenty-five".

Divisors: 1 5 17 25 85 425 312241 1561205 5308097 7806025 26540485 132702425