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87416157828774 = 2315124396330803
BaseRepresentation
bin10011111000000100101001…
…000010001111011010100110
3102110111220101100012010011210
4103320010221002033122212
542424211242401010044
6505530232320412250
724261415611426225
oct2370045102173246
9373456340163153
1087416157828774
1125942a91183785
129979a06477086
1339a14014924b8
141782d70c86cbc
15a18d653011b9
hex4f812908f6a6

87416157828774 has 16 divisors (see below), whose sum is σ = 174833473442112. Its totient is φ = 29138526312168.

The previous prime is 87416157828773. The next prime is 87416157828821. The reversal of 87416157828774 is 47782875161478.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 87416157828696 and 87416157828705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87416157828773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47257944 + ... + 49072859.

It is an arithmetic number, because the mean of its divisors is an integer number (10927092090132).

Almost surely, 287416157828774 is an apocalyptic number.

87416157828774 is an abundant number, since it is smaller than the sum of its proper divisors (87417315613338).

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

87416157828774 is a wasteful number, since it uses less digits than its factorization.

87416157828774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96482051.

The product of its digits is 1180139520, while the sum is 75.

The spelling of 87416157828774 in words is "eighty-seven trillion, four hundred sixteen billion, one hundred fifty-seven million, eight hundred twenty-eight thousand, seven hundred seventy-four".

Divisors: 1 2 3 6 151243 302486 453729 907458 96330803 192661606 288992409 577984818 14569359638129 29138719276258 43708078914387 87416157828774