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12497090 = 254329063
BaseRepresentation
bin101111101011…
…000011000010
3212111220210012
4233223003002
511144401330
61123504522
7211136444
oct57530302
925456705
1012497090
117066281
124228142
132787338
141934494
15116cc95
hexbeb0c2

12497090 has 16 divisors (see below), whose sum is σ = 23018688. Its totient is φ = 4882416.

The previous prime is 12497081. The next prime is 12497101. The reversal of 12497090 is 9079421.

12497090 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon 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, 14102 + ... + 14961.

It is an arithmetic number, because the mean of its divisors is an integer number (1438668).

Almost surely, 212497090 is an apocalyptic number.

12497090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12497090 is a deficient number, since it is larger than the sum of its proper divisors (10521598).

12497090 is a wasteful number, since it uses less digits than its factorization.

12497090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29113.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 12497090 is about 3535.1223458319. The cubic root of 12497090 is about 232.0614309183.

The spelling of 12497090 in words is "twelve million, four hundred ninety-seven thousand, ninety".

Divisors: 1 2 5 10 43 86 215 430 29063 58126 145315 290630 1249709 2499418 6248545 12497090