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13916897288 = 237241984731
BaseRepresentation
bin11001111011000001…
…10000000000001000
31022220220002122002022
430331200300000020
5212000211203123
610220543224012
71001605450400
oct147540600010
938826078068
1013916897288
1159a17a8a08
1228448a8008
13140a333488
14960443800
15566bba1c8
hex33d830008

13916897288 has 48 divisors (see below), whose sum is σ = 30427261200. Its totient is φ = 5950079520.

The previous prime is 13916897179. The next prime is 13916897341. The reversal of 13916897288 is 88279861931.

It is a self number, because there is not a number n which added to its sum of digits gives 13916897288.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 121883 + ... + 206613.

It is an arithmetic number, because the mean of its divisors is an integer number (633901275).

Almost surely, 213916897288 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13916897288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15213630600).

13916897288 is an abundant number, since it is smaller than the sum of its proper divisors (16510363912).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13916897288 is a wasteful number, since it uses less digits than its factorization.

13916897288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85170 (or 85159 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 62.

The spelling of 13916897288 in words is "thirteen billion, nine hundred sixteen million, eight hundred ninety-seven thousand, two hundred eighty-eight".

Divisors: 1 2 4 7 8 14 28 49 56 98 196 392 419 838 1676 2933 3352 5866 11732 20531 23464 41062 82124 84731 164248 169462 338924 593117 677848 1186234 2372468 4151819 4744936 8303638 16607276 33214552 35502289 71004578 142009156 248516023 284018312 497032046 994064092 1739612161 1988128184 3479224322 6958448644 13916897288