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20080388007 = 322231154223
BaseRepresentation
bin10010101100111000…
…100110011110100111
31220211102210101212100
4102230320212132213
5312111034404012
613120320223143
71310416324161
oct225470463647
956742711770
1020080388007
118574945799
123a84a6aab3
131b802427c4
14d86c4d931
157c7d498dc
hex4ace267a7

20080388007 has 6 divisors (see below), whose sum is σ = 29005004912. Its totient is φ = 13386925332.

The previous prime is 20080387991. The next prime is 20080388039. The reversal of 20080388007 is 70088308002.

It is not a de Polignac number, because 20080388007 - 24 = 20080387991 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 (20080388087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1115577103 + ... + 1115577120.

Almost surely, 220080388007 is an apocalyptic number.

20080388007 is a deficient number, since it is larger than the sum of its proper divisors (8924616905).

20080388007 is a wasteful number, since it uses less digits than its factorization.

20080388007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2231154229 (or 2231154226 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 36.

The spelling of 20080388007 in words is "twenty billion, eighty million, three hundred eighty-eight thousand, seven".

Divisors: 1 3 9 2231154223 6693462669 20080388007