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53051325431 = 1315127025637
BaseRepresentation
bin110001011010000110…
…101111101111110111
312001221020102120012212
4301122012233233313
51332122114403211
640212122004035
73555442553156
oct613206575767
9161836376185
1053051325431
11205540aa005
12a34694661b
135005c84a30
1427d3a9759d
1515a76c638b
hexc5a1afbf7

53051325431 has 8 divisors (see below), whose sum is σ = 57510557664. Its totient is φ = 48646144800.

The previous prime is 53051325407. The next prime is 53051325443. The reversal of 53051325431 is 13452315035.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53051325431 - 210 = 53051324407 is a prime.

It is a super-2 number, since 2×530513254312 (a number of 22 digits) 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 (53051325491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13510856 + ... + 13514781.

It is an arithmetic number, because the mean of its divisors is an integer number (7188819708).

Almost surely, 253051325431 is an apocalyptic number.

53051325431 is a deficient number, since it is larger than the sum of its proper divisors (4459232233).

53051325431 is a wasteful number, since it uses less digits than its factorization.

53051325431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27025801.

The product of its (nonzero) digits is 27000, while the sum is 32.

The spelling of 53051325431 in words is "fifty-three billion, fifty-one million, three hundred twenty-five thousand, four hundred thirty-one".

Divisors: 1 13 151 1963 27025637 351333281 4080871187 53051325431