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53103431510 = 2567239401827
BaseRepresentation
bin110001011101001101…
…100000111101010110
312002001212110211022122
4301131031200331112
51332223434302020
640221222455542
73556644502013
oct613515407526
9162055424278
1053103431510
1120580559088
12a3602945b2
1350139c992c
1427da97c70a
1515ac06a125
hexc5d360f56

53103431510 has 64 divisors (see below), whose sum is σ = 97779778560. Its totient is φ = 20759692800.

The previous prime is 53103431509. The next prime is 53103431587. The reversal of 53103431510 is 1513430135.

It is a self number, because there is not a number n which added to its sum of digits gives 53103431510.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 64211717 + ... + 64212543.

It is an arithmetic number, because the mean of its divisors is an integer number (1527809040).

Almost surely, 253103431510 is an apocalyptic number.

53103431510 is a deficient number, since it is larger than the sum of its proper divisors (44676347050).

53103431510 is a wasteful number, since it uses less digits than its factorization.

53103431510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1541.

The product of its (nonzero) digits is 2700, while the sum is 26.

Adding to 53103431510 its reverse (1513430135), we get a palindrome (54616861645).

The spelling of 53103431510 in words is "fifty-three billion, one hundred three million, four hundred thirty-one thousand, five hundred ten".

Divisors: 1 2 5 10 67 134 239 335 401 478 670 802 827 1195 1654 2005 2390 4010 4135 8270 16013 26867 32026 53734 55409 80065 95839 110818 134335 160130 191678 197653 268670 277045 331627 395306 479195 554090 663254 958390 988265 1658135 1976530 3316270 6421213 12842426 13242751 22219009 26485502 32106065 44438018 64212130 66213755 79258853 111095045 132427510 158517706 222190090 396294265 792588530 5310343151 10620686302 26551715755 53103431510