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11809680167034 = 2331073092038019
BaseRepresentation
bin1010101111011010011111…
…0010101001000001111010
31112210222211220201212002000
42223312213302221001322
53021442211110321114
641041143035321430
72326135612065561
oct253664762510172
945728756655060
1011809680167034
113843503638452
1213a8965bb0276
13678856a379c9
142cb83d3a6bd8
151572e472de09
hexabda7ca907a

11809680167034 has 32 divisors (see below), whose sum is σ = 26243991144000. Its totient is φ = 3936521439792.

The previous prime is 11809680166987. The next prime is 11809680167149. The reversal of 11809680167034 is 43076108690811.

It is a super-2 number, since 2×118096801670342 (a number of 27 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 4775677 + ... + 6813695.

It is an arithmetic number, because the mean of its divisors is an integer number (820124723250).

Almost surely, 211809680167034 is an apocalyptic number.

11809680167034 is an abundant number, since it is smaller than the sum of its proper divisors (14434310976966).

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

11809680167034 is a wasteful number, since it uses less digits than its factorization.

11809680167034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2145339 (or 2145333 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 54.

The spelling of 11809680167034 in words is "eleven trillion, eight hundred nine billion, six hundred eighty million, one hundred sixty-seven thousand, thirty-four".

Divisors: 1 2 3 6 9 18 27 54 107309 214618 321927 643854 965781 1931562 2038019 2897343 4076038 5794686 6114057 12228114 18342171 36684342 55026513 110053026 218697780871 437395561742 656093342613 1312186685226 1968280027839 3936560055678 5904840083517 11809680167034