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13255381848 = 23317167194543
BaseRepresentation
bin11000101100001010…
…10001001101011000
31021012210100011111110
430112011101031120
5204121334204343
610031152500320
7646323613062
oct142605211530
937183304443
1013255381848
115692354635
12269b24a6a0
131333279c17
148da646732
15528a9a833
hex316151358

13255381848 has 64 divisors (see below), whose sum is σ = 35298063360. Its totient is φ = 4133628416.

The previous prime is 13255381813. The next prime is 13255381879. The reversal of 13255381848 is 84818355231.

It is a junction number, because it is equal to n+sod(n) for n = 13255381797 and 13255381806.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29136 + ... + 165407.

It is an arithmetic number, because the mean of its divisors is an integer number (551532240).

Almost surely, 213255381848 is an apocalyptic number.

It is an amenable number.

13255381848 is an abundant number, since it is smaller than the sum of its proper divisors (22042681512).

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

13255381848 is a wasteful number, since it uses less digits than its factorization.

13255381848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194736 (or 194732 counting only the distinct ones).

The product of its digits is 921600, while the sum is 48.

The spelling of 13255381848 in words is "thirteen billion, two hundred fifty-five million, three hundred eighty-one thousand, eight hundred forty-eight".

Divisors: 1 2 3 4 6 8 12 17 24 34 51 68 102 136 167 204 334 408 501 668 1002 1336 2004 2839 4008 5678 8517 11356 17034 22712 34068 68136 194543 389086 583629 778172 1167258 1556344 2334516 3307231 4669032 6614462 9921693 13228924 19843386 26457848 32488681 39686772 64977362 79373544 97466043 129954724 194932086 259909448 389864172 552307577 779728344 1104615154 1656922731 2209230308 3313845462 4418460616 6627690924 13255381848