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2030108872 = 231123069419
BaseRepresentation
bin111100100000001…
…0000000011001000
312020111000012211111
41321000100003020
513124201440442
6533240140104
7101210432521
oct17100200310
95214005744
102030108872
11951a41930
12487a67634
13264789a6c
14153895848
15bd35db17
hex790100c8

2030108872 has 16 divisors (see below), whose sum is σ = 4152495600. Its totient is φ = 922776720.

The previous prime is 2030108831. The next prime is 2030108879. The reversal of 2030108872 is 2788010302.

It is a super-2 number, since 2×20301088722 = 8242684064346224768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2030108879) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11534622 + ... + 11534797.

It is an arithmetic number, because the mean of its divisors is an integer number (259530975).

Almost surely, 22030108872 is an apocalyptic number.

2030108872 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2030108872 is an abundant number, since it is smaller than the sum of its proper divisors (2122386728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2030108872 is a wasteful number, since it uses less digits than its factorization.

2030108872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23069436 (or 23069432 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 2030108872 is about 45056.7294862821. The cubic root of 2030108872 is about 1266.2120524914.

The spelling of 2030108872 in words is "two billion, thirty million, one hundred eight thousand, eight hundred seventy-two".

Divisors: 1 2 4 8 11 22 44 88 23069419 46138838 92277676 184555352 253763609 507527218 1015054436 2030108872