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5122970686 = 26141991563
BaseRepresentation
bin1001100010101101…
…00101010000111110
3111020000202212122001
410301112211100332
540442440030221
62204203012514
7240644350411
oct46126452076
914200685561
105122970686
112199868779
12bab80a13a
13638485a02
14368551b78
151eeb47391
hex1315a543e

5122970686 has 8 divisors (see below), whose sum is σ = 7810430904. Its totient is φ = 2519493720.

The previous prime is 5122970681. The next prime is 5122970687. The reversal of 5122970686 is 6860792215.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5122970681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20995660 + ... + 20995903.

It is an arithmetic number, because the mean of its divisors is an integer number (976303863).

Almost surely, 25122970686 is an apocalyptic number.

5122970686 is a deficient number, since it is larger than the sum of its proper divisors (2687460218).

5122970686 is a wasteful number, since it uses less digits than its factorization.

5122970686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41991626.

The product of its (nonzero) digits is 362880, while the sum is 46.

The square root of 5122970686 is about 71574.9305692992. The cubic root of 5122970686 is about 1723.8810286690.

The spelling of 5122970686 in words is "five billion, one hundred twenty-two million, nine hundred seventy thousand, six hundred eighty-six".

Divisors: 1 2 61 122 41991563 83983126 2561485343 5122970686