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44714908681 = 103220532
BaseRepresentation
bin101001101001001101…
…110101110000001001
311021102020222201021221
4221221031311300021
51213034004034211
632313003402041
73142035311152
oct515115656011
9137366881257
1044714908681
1117a66444793
1287bab23321
1342a7b33261
14224285a929
15126a8c6c71
hexa69375c09

44714908681 has 9 divisors (see below), whose sum is σ = 45175253319. Its totient is φ = 44259214536.

The previous prime is 44714908663. The next prime is 44714908703. The reversal of 44714908681 is 18680941744.

The square root of 44714908681 is 211459.

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., 23081205625 + 21633703056 = 151925^2 + 147084^2 .

It is not a de Polignac number, because 44714908681 - 215 = 44714875913 is a prime.

It is a super-2 number, since 2×447149086812 (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 (44714908981) by changing a digit.

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 8 ways as a sum of consecutive naturals, for example, 21779251 + ... + 21781303.

It is an arithmetic number, because the mean of its divisors is an integer number (5019472591).

Almost surely, 244714908681 is an apocalyptic number.

44714908681 is the 211459-th square number.

44714908681 is the 105730-th centered octagonal number.

It is an amenable number.

44714908681 is a deficient number, since it is larger than the sum of its proper divisors (460344638).

44714908681 is an frugal number, since it uses more digits than its factorization.

44714908681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4312 (or 2156 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 52.

The spelling of 44714908681 in words is "forty-four billion, seven hundred fourteen million, nine hundred eight thousand, six hundred eighty-one".

Divisors: 1 103 2053 10609 211459 4214809 21780277 434125327 44714908681