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12413457387 = 334211092061
BaseRepresentation
bin10111000111110011…
…00101001111101011
31012001010002222021000
423203321211033223
5200410321114022
65411435250043
7616421434602
oct134371451753
935033088230
1012413457387
1152a00892a1
1224a52a9923
13122aa08576
1485a8c6a39
154c9be16ac
hex2e3e653eb

12413457387 has 16 divisors (see below), whose sum is σ = 18434006560. Its totient is φ = 8255973600.

The previous prime is 12413457367. The next prime is 12413457391. The reversal of 12413457387 is 78375431421.

12413457387 is a `hidden beast` number, since 1 + 2 + 41 + 34 + 573 + 8 + 7 = 666.

It is not a de Polignac number, because 12413457387 - 26 = 12413457323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12413457367) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 534664 + ... + 557397.

It is an arithmetic number, because the mean of its divisors is an integer number (1152125410).

Almost surely, 212413457387 is an apocalyptic number.

12413457387 is a deficient number, since it is larger than the sum of its proper divisors (6020549173).

12413457387 is a wasteful number, since it uses less digits than its factorization.

12413457387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1092491 (or 1092485 counting only the distinct ones).

The product of its digits is 564480, while the sum is 45.

The spelling of 12413457387 in words is "twelve billion, four hundred thirteen million, four hundred fifty-seven thousand, three hundred eighty-seven".

Divisors: 1 3 9 27 421 1263 3789 11367 1092061 3276183 9828549 29485647 459757681 1379273043 4137819129 12413457387