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20076415051 = 7111009258407
BaseRepresentation
bin10010101100101001…
…011100100001001011
31220211011022112222211
4102230221130201023
5312104030240201
613120055125551
71310340466210
oct225451344113
956734275884
1020076415051
118572681860
123a836738b7
131b7c481344
14d864d7b07
157c7812651
hex4aca5c84b

20076415051 has 16 divisors (see below), whose sum is σ = 25055239680. Its totient is φ = 15628394880.

The previous prime is 20076415043. The next prime is 20076415057. The reversal of 20076415051 is 15051467002.

It is not a de Polignac number, because 20076415051 - 23 = 20076415043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20076415057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51511 + ... + 206896.

It is an arithmetic number, because the mean of its divisors is an integer number (1565952480).

Almost surely, 220076415051 is an apocalyptic number.

20076415051 is a deficient number, since it is larger than the sum of its proper divisors (4978824629).

20076415051 is a wasteful number, since it uses less digits than its factorization.

20076415051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259434.

The product of its (nonzero) digits is 8400, while the sum is 31.

The spelling of 20076415051 in words is "twenty billion, seventy-six million, four hundred fifteen thousand, fifty-one".

Divisors: 1 7 11 77 1009 7063 11099 77693 258407 1808849 2842477 19897339 260732663 1825128641 2868059293 20076415051