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12383851701 = 313229842267
BaseRepresentation
bin10111000100010001…
…01001010010110101
31011222001101211220010
423202020221102311
5200330231223301
65404500530433
7615612000624
oct134210512265
934861354803
1012383851701
1152853a8091
1224973b0a19
131224840c00
148569bb6bb
154c72e45d6
hex2e22294b5

12383851701 has 24 divisors (see below), whose sum is σ = 18496205280. Its totient is φ = 7358035776.

The previous prime is 12383851663. The next prime is 12383851703. The reversal of 12383851701 is 10715838321.

It is not a de Polignac number, because 12383851701 - 213 = 12383843509 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 12383851701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12383851703) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 406431 + ... + 435836.

It is an arithmetic number, because the mean of its divisors is an integer number (770675220).

Almost surely, 212383851701 is an apocalyptic number.

It is an amenable number.

12383851701 is a deficient number, since it is larger than the sum of its proper divisors (6112353579).

12383851701 is a wasteful number, since it uses less digits than its factorization.

12383851701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842325 (or 842312 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 39.

The spelling of 12383851701 in words is "twelve billion, three hundred eighty-three million, eight hundred fifty-one thousand, seven hundred one".

Divisors: 1 3 13 29 39 87 169 377 507 1131 4901 14703 842267 2526801 10949471 24425743 32848413 73277229 142343123 317534659 427029369 952603977 4127950567 12383851701