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53231000541 = 321773814939
BaseRepresentation
bin110001100100110100…
…001001101111011101
312002101202112000010120
4301210310021233131
51333004114004131
640242021025153
73563054016255
oct614464115735
9162352460116
1053231000541
112063656a634
12a396b551b9
135034273a74
14280d8a8965
1515b8368496
hexc64d09bdd

53231000541 has 8 divisors (see below), whose sum is σ = 70978014240. Its totient is φ = 35485660272.

The previous prime is 53231000539. The next prime is 53231000573. The reversal of 53231000541 is 14500013235.

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

It is not a de Polignac number, because 53231000541 - 21 = 53231000539 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53231001541) 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 7 ways as a sum of consecutive naturals, for example, 342151 + ... + 472788.

It is an arithmetic number, because the mean of its divisors is an integer number (8872251780).

Almost surely, 253231000541 is an apocalyptic number.

It is an amenable number.

53231000541 is a deficient number, since it is larger than the sum of its proper divisors (17747013699).

53231000541 is a wasteful number, since it uses less digits than its factorization.

53231000541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 836715.

The product of its (nonzero) digits is 1800, while the sum is 24.

Adding to 53231000541 its reverse (14500013235), we get a palindrome (67731013776).

The spelling of 53231000541 in words is "fifty-three billion, two hundred thirty-one million, five hundred forty-one", and thus it is an aban number.

Divisors: 1 3 21773 65319 814939 2444817 17743666847 53231000541