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34555463881 = 21128812
BaseRepresentation
bin100000001011101010…
…101000100011001001
310022012020012110000121
4200023222220203021
51031232144321011
623512523303241
72332213411441
oct401352504311
9108166173017
1034555463881
1113722727514
12684467ab21
1333490bac63
14195b471121
15d73a20e71
hex80baa88c9

34555463881 has 9 divisors (see below), whose sum is σ = 34759464519. Its totient is φ = 34352656800.

The previous prime is 34555463863. The next prime is 34555463897. The reversal of 34555463881 is 18836455543.

The square root of 34555463881 is 185891.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 6062023881 + 28493440000 = 77859^2 + 168800^2 .

It is not a de Polignac number, because 34555463881 - 25 = 34555463849 is a prime.

It is a super-2 number, since 2×345554638812 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34555463581) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 39222561 + ... + 39223441.

Almost surely, 234555463881 is an apocalyptic number.

34555463881 is the 185891-st square number.

34555463881 is the 92946-th centered octagonal number.

It is an amenable number.

34555463881 is a deficient number, since it is larger than the sum of its proper divisors (204000638).

34555463881 is an frugal number, since it uses more digits than its factorization.

34555463881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2184 (or 1092 counting only the distinct ones).

The product of its digits is 6912000, while the sum is 52.

It can be divided in two parts, 34555 and 463881, that added together give a square (498436 = 7062).

The spelling of 34555463881 in words is "thirty-four billion, five hundred fifty-five million, four hundred sixty-three thousand, eight hundred eighty-one".

Divisors: 1 211 881 44521 185891 776161 39223001 163769971 34555463881