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20044703007 = 327318169889
BaseRepresentation
bin10010101010110000…
…011110010100011111
31220201221122102020200
4102222300132110133
5312022420444012
613113003314543
71306504110240
oct225260362437
956657572220
1020044703007
11855679205a
123a74b1ba53
131b75a2a014
14d82200cc7
157c4b4b3dc
hex4aac1e51f

20044703007 has 12 divisors (see below), whose sum is σ = 33089668560. Its totient is φ = 11454115968.

The previous prime is 20044702991. The next prime is 20044703017. The reversal of 20044703007 is 70030744002.

It is not a de Polignac number, because 20044703007 - 24 = 20044702991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20044703017) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 159084882 + ... + 159085007.

It is an arithmetic number, because the mean of its divisors is an integer number (2757472380).

Almost surely, 220044703007 is an apocalyptic number.

20044703007 is a deficient number, since it is larger than the sum of its proper divisors (13044965553).

20044703007 is a wasteful number, since it uses less digits than its factorization.

20044703007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318169902 (or 318169899 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 27.

The spelling of 20044703007 in words is "twenty billion, forty-four million, seven hundred three thousand, seven".

Divisors: 1 3 7 9 21 63 318169889 954509667 2227189223 2863529001 6681567669 20044703007