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11867285042 = 279107701957
BaseRepresentation
bin10110000110101100…
…00110011000110010
31010122001101112122122
423003112012120302
5143301011110132
65241325034242
7600040154444
oct130326063062
933561345578
1011867285042
11503a855998
1223723b5982
131171808372
14808152494
15496ca7912
hex2c3586632

11867285042 has 16 divisors (see below), whose sum is σ = 18194751360. Its totient is φ = 5803772208.

The previous prime is 11867285033. The next prime is 11867285051. The reversal of 11867285042 is 24058276811.

It is an interprime number because it is at equal distance from previous prime (11867285033) and next prime (11867285051).

It is a junction number, because it is equal to n+sod(n) for n = 11867284984 and 11867285002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 334073 + ... + 367884.

It is an arithmetic number, because the mean of its divisors is an integer number (1137171960).

Almost surely, 211867285042 is an apocalyptic number.

11867285042 is a deficient number, since it is larger than the sum of its proper divisors (6327466318).

11867285042 is a wasteful number, since it uses less digits than its factorization.

11867285042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702145.

The product of its (nonzero) digits is 215040, while the sum is 44.

The spelling of 11867285042 in words is "eleven billion, eight hundred sixty-seven million, two hundred eighty-five thousand, forty-two".

Divisors: 1 2 79 107 158 214 8453 16906 701957 1403914 55454603 75109399 110909206 150218798 5933642521 11867285042