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20031622701 = 37194045177
BaseRepresentation
bin10010101001111110…
…100100111000101101
31220201001000212102220
4102221332210320231
5312011043411301
613111415105553
71306254661236
oct225176447055
956631025386
1020031622701
11854a368692
123a706722b9
131b730ca3ac
14d8059808d
157c3915936
hex4a9fa4e2d

20031622701 has 8 divisors (see below), whose sum is σ = 27085011264. Its totient is φ = 13166324640.

The previous prime is 20031622679. The next prime is 20031622789. The reversal of 20031622701 is 10722613002.

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

It is not a de Polignac number, because 20031622701 - 25 = 20031622669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20031629701) 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 7 ways as a sum of consecutive naturals, for example, 47022376 + ... + 47022801.

It is an arithmetic number, because the mean of its divisors is an integer number (3385626408).

Almost surely, 220031622701 is an apocalyptic number.

It is an amenable number.

20031622701 is a deficient number, since it is larger than the sum of its proper divisors (7053388563).

20031622701 is an equidigital number, since it uses as much as digits as its factorization.

20031622701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94045251.

The product of its (nonzero) digits is 1008, while the sum is 24.

The spelling of 20031622701 in words is "twenty billion, thirty-one million, six hundred twenty-two thousand, seven hundred one".

Divisors: 1 3 71 213 94045177 282135531 6677207567 20031622701