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11121253297 = 731129101641
BaseRepresentation
bin10100101101110000…
…01101101110110001
31001201001121012111021
422112320031232301
5140234020101142
65035315015441
7542411044000
oct122670155661
931631535437
1011121253297
114797726230
1221a459a581
13108309cb6b
14777034c37
15451541267
hex296e0dbb1

11121253297 has 32 divisors (see below), whose sum is σ = 14636448000. Its totient is φ = 8367004800.

The previous prime is 11121253291. The next prime is 11121253301. The reversal of 11121253297 is 79235212111.

It is not a de Polignac number, because 11121253297 - 215 = 11121220529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11121253291) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58597 + ... + 160237.

It is an arithmetic number, because the mean of its divisors is an integer number (457389000).

Almost surely, 211121253297 is an apocalyptic number.

It is an amenable number.

11121253297 is a deficient number, since it is larger than the sum of its proper divisors (3515194703).

11121253297 is a wasteful number, since it uses less digits than its factorization.

11121253297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101702 (or 101688 counting only the distinct ones).

The product of its digits is 7560, while the sum is 34.

The spelling of 11121253297 in words is "eleven billion, one hundred twenty-one million, two hundred fifty-three thousand, two hundred ninety-seven".

Divisors: 1 7 11 29 49 77 203 319 343 539 1421 2233 3773 9947 15631 101641 109417 711487 1118051 2947589 4980409 7826357 20633123 32423479 34862863 54784499 144431861 226964353 383491493 1011023027 1588750471 11121253297