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1325208232 = 234139710177
BaseRepresentation
bin100111011111101…
…0001001010101000
310102100121112221101
41032333101022220
510203223130412
6335255451144
744561040565
oct11677211250
93370545841
101325208232
11620055617
1230b986ab4
13181722baa
14c800386c
157b51e457
hex4efd12a8

1325208232 has 32 divisors (see below), whose sum is σ = 2552031720. Its totient is φ = 644751360.

The previous prime is 1325208221. The next prime is 1325208239. The reversal of 1325208232 is 2328025231.

It can be written as a sum of positive squares in 4 ways, for example, as 1012130596 + 313077636 = 31814^2 + 17694^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1325208232.

It is not an unprimeable number, because it can be changed into a prime (1325208239) 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, 125128 + ... + 135304.

Almost surely, 21325208232 is an apocalyptic number.

It is an amenable number.

1325208232 is a deficient number, since it is larger than the sum of its proper divisors (1226823488).

1325208232 is a wasteful number, since it uses less digits than its factorization.

1325208232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10621 (or 10617 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 1325208232 is about 36403.4096205287. The cubic root of 1325208232 is about 1098.4021517318.

The spelling of 1325208232 in words is "one billion, three hundred twenty-five million, two hundred eight thousand, two hundred thirty-two".

Divisors: 1 2 4 8 41 82 164 328 397 794 1588 3176 10177 16277 20354 32554 40708 65108 81416 130216 417257 834514 1669028 3338056 4040269 8080538 16161076 32322152 165651029 331302058 662604116 1325208232