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12304543011 = 37951917903
BaseRepresentation
bin10110111010110100…
…00110110100100011
31011202112011112211020
423131122012310203
5200144430334021
65352545020523
7613626614145
oct133532066443
934675145736
1012304543011
115244659312
122474924743
1312112933a7
1484a254c95
154c037a7c6
hex2dd686d23

12304543011 has 8 divisors (see below), whose sum is σ = 16613729280. Its totient is φ = 8099192712.

The previous prime is 12304542983. The next prime is 12304543039. The reversal of 12304543011 is 11034540321.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12304542983) and next prime (12304543039).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12304543011 - 213 = 12304534819 is a prime.

It is a super-2 number, since 2×123045430112 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12304543091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25958715 + ... + 25959188.

It is an arithmetic number, because the mean of its divisors is an integer number (2076716160).

Almost surely, 212304543011 is an apocalyptic number.

12304543011 is a deficient number, since it is larger than the sum of its proper divisors (4309186269).

12304543011 is an equidigital number, since it uses as much as digits as its factorization.

12304543011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51917985.

The product of its (nonzero) digits is 1440, while the sum is 24.

The spelling of 12304543011 in words is "twelve billion, three hundred four million, five hundred forty-three thousand, eleven".

Divisors: 1 3 79 237 51917903 155753709 4101514337 12304543011