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28613414185122 = 23131942397455393
BaseRepresentation
bin1101000000110000101000…
…11000110110100010100010
310202022102020000212011122110
412200120110120312202202
512222300233012410442
6140504453201020150
76012152035415454
oct640302430664242
9122272200764573
1028613414185122
1191319763a2678
12326157a624656
1312c7305974130
1470cc7a5242d4
1534947963269c
hex1a06146368a2

28613414185122 has 64 divisors (see below), whose sum is σ = 64874190568320. Its totient is φ = 8340537268224.

The previous prime is 28613414185033. The next prime is 28613414185133. The reversal of 28613414185122 is 22158141431682.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62604658 + ... + 63060050.

It is an arithmetic number, because the mean of its divisors is an integer number (1013659227630).

Almost surely, 228613414185122 is an apocalyptic number.

28613414185122 is an abundant number, since it is smaller than the sum of its proper divisors (36260776383198).

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

28613414185122 is a wasteful number, since it uses less digits than its factorization.

28613414185122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497827.

The product of its digits is 737280, while the sum is 48.

The spelling of 28613414185122 in words is "twenty-eight trillion, six hundred thirteen billion, four hundred fourteen million, one hundred eighty-five thousand, one hundred twenty-two".

Divisors: 1 2 3 6 13 19 26 38 39 57 78 114 247 494 741 1482 42397 84794 127191 254382 455393 551161 805543 910786 1102322 1366179 1611086 1653483 2416629 2732358 3306966 4833258 5920109 8652467 10472059 11840218 17304934 17760327 20944118 25957401 31416177 35520654 51914802 62832354 112482071 224964142 337446213 674892426 19307297021 38614594042 57921891063 115843782126 250994861273 366838643399 501989722546 733677286798 752984583819 1100515930197 1505969167638 2201031860394 4768902364187 9537804728374 14306707092561 28613414185122