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2020102007 = 71126235091
BaseRepresentation
bin111100001101000…
…0100111101110111
312012210011210222212
41320122010331313
513114121231012
6532241444035
7101026404140
oct17032047567
95183153885
102020102007
119473275a0
1248464061b
13262695041
1415240cac7
15bc533b22
hex78684f77

2020102007 has 8 divisors (see below), whose sum is σ = 2518568832. Its totient is φ = 1574105400.

The previous prime is 2020102001. The next prime is 2020102033. The reversal of 2020102007 is 7002010202.

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

It is not a de Polignac number, because 2020102007 - 220 = 2019053431 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2020101982 and 2020102000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020102001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13117469 + ... + 13117622.

It is an arithmetic number, because the mean of its divisors is an integer number (314821104).

Almost surely, 22020102007 is an apocalyptic number.

2020102007 is a deficient number, since it is larger than the sum of its proper divisors (498466825).

2020102007 is a wasteful number, since it uses less digits than its factorization.

2020102007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26235109.

The product of its (nonzero) digits is 56, while the sum is 14.

The square root of 2020102007 is about 44945.5449071429. The cubic root of 2020102007 is about 1264.1281430115.

Adding to 2020102007 its reverse (7002010202), we get a palindrome (9022112209).

The spelling of 2020102007 in words is "two billion, twenty million, one hundred two thousand, seven".

Divisors: 1 7 11 77 26235091 183645637 288586001 2020102007