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22057134 = 2311334199
BaseRepresentation
bin101010000100…
…1000010101110
31112111121200220
41110021002232
521121312014
62104432210
7355324341
oct124110256
945447626
1022057134
11114a5940
127478666
134753878
142d02458
151e0a6a9
hex15090ae

22057134 has 16 divisors (see below), whose sum is σ = 48124800. Its totient is φ = 6683960.

The previous prime is 22057103. The next prime is 22057163. The reversal of 22057134 is 43175022.

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, 167034 + ... + 167165.

It is an arithmetic number, because the mean of its divisors is an integer number (3007800).

Almost surely, 222057134 is an apocalyptic number.

22057134 is an abundant number, since it is smaller than the sum of its proper divisors (26067666).

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

22057134 is a wasteful number, since it uses less digits than its factorization.

22057134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334215.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 22057134 is about 4696.5023155536. The cubic root of 22057134 is about 280.4462865938.

It can be divided in two parts, 2205 and 7134, that added together give a palindrome (9339).

The spelling of 22057134 in words is "twenty-two million, fifty-seven thousand, one hundred thirty-four".

Divisors: 1 2 3 6 11 22 33 66 334199 668398 1002597 2005194 3676189 7352378 11028567 22057134