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264231053 = 578345691
BaseRepresentation
bin11111011111111…
…01100010001101
3200102012022212022
433233331202031
51020120343203
642115215525
76355632632
oct1757754215
9612168768
10264231053
11126173779
12745a75a5
1342986048
1427142189
15182e5a38
hexfbfd88d

264231053 has 4 divisors (see below), whose sum is σ = 264282528. Its totient is φ = 264179580.

The previous prime is 264231013. The next prime is 264231067. The reversal of 264231053 is 350132462.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 264231053 - 28 = 264230797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264231013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17063 + ... + 28628.

It is an arithmetic number, because the mean of its divisors is an integer number (66070632).

Almost surely, 2264231053 is an apocalyptic number.

It is an amenable number.

264231053 is a deficient number, since it is larger than the sum of its proper divisors (51475).

264231053 is an equidigital number, since it uses as much as digits as its factorization.

264231053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51474.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 264231053 is about 16255.1854188133. The cubic root of 264231053 is about 641.6939605264.

The spelling of 264231053 in words is "two hundred sixty-four million, two hundred thirty-one thousand, fifty-three".

Divisors: 1 5783 45691 264231053