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808910214055 = 51503771075843
BaseRepresentation
bin10111100010101101100…
…11100101001110100111
32212022221100021111211121
423301112303211032213
5101223122003322210
61415335213114411
7112304356241326
oct13612663451647
92768840244747
10808910214055
11292069800469
12110932488a07
135b383c51298
142b2198880bd
15160956856da
hexbc56ce53a7

808910214055 has 8 divisors (see below), whose sum is σ = 970699614192. Its totient is φ = 647123266368.

The previous prime is 808910214011. The next prime is 808910214131. The reversal of 808910214055 is 550412019808.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 808910214055 - 29 = 808910213543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213964 + ... + 1289806.

It is an arithmetic number, because the mean of its divisors is an integer number (121337451774).

Almost surely, 2808910214055 is an apocalyptic number.

808910214055 is a deficient number, since it is larger than the sum of its proper divisors (161789400137).

808910214055 is a wasteful number, since it uses less digits than its factorization.

808910214055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1226225.

The product of its (nonzero) digits is 115200, while the sum is 43.

The spelling of 808910214055 in words is "eight hundred eight billion, nine hundred ten million, two hundred fourteen thousand, fifty-five".

Divisors: 1 5 150377 751885 1075843 5379215 161782042811 808910214055