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53132431003 = 192796443737
BaseRepresentation
bin110001011110111100…
…001000111010011011
312002010220001011010221
4301132330020322123
51332303400243003
640224140220511
73560446132441
oct613674107233
9162126034127
1053132431003
1120595965903
12a369b3a737
135019a113b2
14280076ab91
1515ae8977bd
hexc5ef08e9b

53132431003 has 4 divisors (see below), whose sum is σ = 55928874760. Its totient is φ = 50335987248.

The previous prime is 53132430983. The next prime is 53132431021. The reversal of 53132431003 is 30013423135.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53132431003 - 25 = 53132430971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53132431063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1398221850 + ... + 1398221887.

It is an arithmetic number, because the mean of its divisors is an integer number (13982218690).

Almost surely, 253132431003 is an apocalyptic number.

53132431003 is a deficient number, since it is larger than the sum of its proper divisors (2796443757).

53132431003 is a wasteful number, since it uses less digits than its factorization.

53132431003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2796443756.

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

Adding to 53132431003 its reverse (30013423135), we get a palindrome (83145854138).

The spelling of 53132431003 in words is "fifty-three billion, one hundred thirty-two million, four hundred thirty-one thousand, three".

Divisors: 1 19 2796443737 53132431003