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53104022321 = 7293101925409
BaseRepresentation
bin110001011101001111…
…110001001100110001
312002001220120211202112
4301131033301030301
51332224112203241
640221243255105
73556652512340
oct613517611461
9162056524675
1053104022321
1120580921a59
12a36051a495
135013b7581c
1427daa93b57
1515ac1351eb
hexc5d3f1331

53104022321 has 16 divisors (see below), whose sum is σ = 60959606400. Its totient is φ = 45316082688.

The previous prime is 53104022311. The next prime is 53104022333. The reversal of 53104022321 is 12322040135.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-53104022321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53104022311) 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 15 ways as a sum of consecutive naturals, for example, 2077265 + ... + 2102673.

It is an arithmetic number, because the mean of its divisors is an integer number (3809975400).

Almost surely, 253104022321 is an apocalyptic number.

It is an amenable number.

53104022321 is a deficient number, since it is larger than the sum of its proper divisors (7855584079).

53104022321 is a wasteful number, since it uses less digits than its factorization.

53104022321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26728.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 53104022321 its reverse (12322040135), we get a palindrome (65426062456).

The spelling of 53104022321 in words is "fifty-three billion, one hundred four million, twenty-two thousand, three hundred twenty-one".

Divisors: 1 7 293 1019 2051 7133 25409 177863 298567 2089969 7444837 25891771 52113859 181242397 7586288903 53104022321