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2113125590 = 25827255517
BaseRepresentation
bin111110111110011…
…1011110011010110
312110021012220100202
41331330323303112
513311430004330
6545403340502
7103236162002
oct17574736326
95407186322
102113125590
11994893594
124ab821732
13278a35294
14160905702
15c57ab445
hex7df3bcd6

2113125590 has 16 divisors (see below), whose sum is σ = 3808240272. Its totient is φ = 844224864.

The previous prime is 2113125589. The next prime is 2113125601. The reversal of 2113125590 is 955213112.

It is a super-2 number, since 2×21131255902 = 8930599518225696200, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119489 + ... + 136028.

It is an arithmetic number, because the mean of its divisors is an integer number (238015017).

Almost surely, 22113125590 is an apocalyptic number.

2113125590 is a deficient number, since it is larger than the sum of its proper divisors (1695114682).

2113125590 is a wasteful number, since it uses less digits than its factorization.

2113125590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256351.

The product of its (nonzero) digits is 2700, while the sum is 29.

The square root of 2113125590 is about 45968.7457953771. The cubic root of 2113125590 is about 1283.2416188275.

The spelling of 2113125590 in words is "two billion, one hundred thirteen million, one hundred twenty-five thousand, five hundred ninety".

Divisors: 1 2 5 10 827 1654 4135 8270 255517 511034 1277585 2555170 211312559 422625118 1056562795 2113125590