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700063885 = 5140012777
BaseRepresentation
bin101001101110100…
…010000010001101
31210210021221010001
4221232202002031
52413204021020
6153244444301
723230305403
oct5156420215
91723257101
10700063885
1132a1933a4
12176549691
13b20624b1
1468d93473
15416d650a
hex29ba208d

700063885 has 4 divisors (see below), whose sum is σ = 840076668. Its totient is φ = 560051104.

The previous prime is 700063883. The next prime is 700063907. The reversal of 700063885 is 588360007.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 588360007 = 782375209.

It can be written as a sum of positive squares in 2 ways, for example, as 509043844 + 191020041 = 22562^2 + 13821^2 .

It is a cyclic number.

It is not a de Polignac number, because 700063885 - 21 = 700063883 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (700063883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70006384 + ... + 70006393.

It is an arithmetic number, because the mean of its divisors is an integer number (210019167).

Almost surely, 2700063885 is an apocalyptic number.

It is an amenable number.

700063885 is a deficient number, since it is larger than the sum of its proper divisors (140012783).

700063885 is a wasteful number, since it uses less digits than its factorization.

700063885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140012782.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 700063885 is about 26458.7203961189. The cubic root of 700063885 is about 887.9310122291.

The spelling of 700063885 in words is "seven hundred million, sixty-three thousand, eight hundred eighty-five".

Divisors: 1 5 140012777 700063885