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253006036 = 22173720677
BaseRepresentation
bin11110001010010…
…01000011010100
3122122002001000221
433011021003110
51004232143121
641034444124
76161341633
oct1705110324
9578061027
10253006036
1111a8a71a8
1270893644
1340555a1a
142585d51a
1517329b41
hexf1490d4

253006036 has 12 divisors (see below), whose sum is σ = 468805428. Its totient is φ = 119061632.

The previous prime is 253006021. The next prime is 253006057. The reversal of 253006036 is 630600352.

It can be written as a sum of positive squares in 2 ways, for example, as 133541136 + 119464900 = 11556^2 + 10930^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 253006036.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1860271 + ... + 1860406.

It is an arithmetic number, because the mean of its divisors is an integer number (39067119).

Almost surely, 2253006036 is an apocalyptic number.

It is an amenable number.

253006036 is a deficient number, since it is larger than the sum of its proper divisors (215799392).

253006036 is a wasteful number, since it uses less digits than its factorization.

253006036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3720698 (or 3720696 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 253006036 is about 15906.1634594895. The cubic root of 253006036 is about 632.4753840660.

Adding to 253006036 its reverse (630600352), we get a palindrome (883606388).

The spelling of 253006036 in words is "two hundred fifty-three million, six thousand, thirty-six".

Divisors: 1 2 4 17 34 68 3720677 7441354 14882708 63251509 126503018 253006036