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12137802 = 233165257
BaseRepresentation
bin101110010011…
…010101001010
3211211122221020
4232103111022
511101402202
61112053310
7205112115
oct56232512
924748836
1012137802
116940346
124094236
13268c941
14187d57c
1510eb5bc
hexb9354a

12137802 has 16 divisors (see below), whose sum is σ = 25059072. Its totient is φ = 3915360.

The previous prime is 12137753. The next prime is 12137803. The reversal of 12137802 is 20873121.

12137802 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12137803) 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, 32443 + ... + 32814.

It is an arithmetic number, because the mean of its divisors is an integer number (1566192).

Almost surely, 212137802 is an apocalyptic number.

12137802 is an abundant number, since it is smaller than the sum of its proper divisors (12921270).

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

12137802 is a wasteful number, since it uses less digits than its factorization.

12137802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65293.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 12137802 is about 3483.9348443965. The cubic root of 12137802 is about 229.8158702751.

The spelling of 12137802 in words is "twelve million, one hundred thirty-seven thousand, eight hundred two".

Divisors: 1 2 3 6 31 62 93 186 65257 130514 195771 391542 2022967 4045934 6068901 12137802