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2110011992 = 231123977409
BaseRepresentation
bin111110111000100…
…0011101001011000
312110001100201022022
41331301003221120
513310130340432
6545212514012
7103200543314
oct17561035130
95401321268
102110011992
11993057270
124aa77b908
132781b500a
14160334b44
15c5393b12
hex7dc43a58

2110011992 has 16 divisors (see below), whose sum is σ = 4315933800. Its totient is φ = 959096320.

The previous prime is 2110011983. The next prime is 2110012013. The reversal of 2110011992 is 2991100112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11988617 + ... + 11988792.

Almost surely, 22110011992 is an apocalyptic number.

2110011992 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2110011992 is an abundant number, since it is smaller than the sum of its proper divisors (2205921808).

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

2110011992 is a wasteful number, since it uses less digits than its factorization.

2110011992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23977426 (or 23977422 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 26.

The square root of 2110011992 is about 45934.8668442611. The cubic root of 2110011992 is about 1282.6110422443.

The spelling of 2110011992 in words is "two billion, one hundred ten million, eleven thousand, nine hundred ninety-two".

Divisors: 1 2 4 8 11 22 44 88 23977409 47954818 95909636 191819272 263751499 527502998 1055005996 2110011992