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3122937393213 = 311238139745681
BaseRepresentation
bin101101011100011101100…
…100101111000000111101
3102001112211212122220220210
4231130131210233000331
5402131233433040323
610350354014303033
7441424204600101
oct55343544570075
912045755586823
103122937393213
11aa448081a8a0
124252b54b7a79
1319865144b161
14ab2183c9901
155637c523293
hex2d71d92f03d

3122937393213 has 16 divisors (see below), whose sum is σ = 4544362297152. Its totient is φ = 1891894368000.

The previous prime is 3122937393167. The next prime is 3122937393299. The reversal of 3122937393213 is 3123937392213.

It is not a de Polignac number, because 3122937393213 - 216 = 3122937327677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3122937393113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19794268 + ... + 19951413.

It is an arithmetic number, because the mean of its divisors is an integer number (284022643572).

Almost surely, 23122937393213 is an apocalyptic number.

3122937393213 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3122937393213 is a deficient number, since it is larger than the sum of its proper divisors (1421424903939).

3122937393213 is a wasteful number, since it uses less digits than its factorization.

3122937393213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39748076.

The product of its digits is 1102248, while the sum is 48.

The spelling of 3122937393213 in words is "three trillion, one hundred twenty-two billion, nine hundred thirty-seven million, three hundred ninety-three thousand, two hundred thirteen".

Divisors: 1 3 11 33 2381 7143 26191 78573 39745681 119237043 437202491 1311607473 94634466461 283903399383 1040979131071 3122937393213