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125828892 = 22327499321
BaseRepresentation
bin1110111111111…
…11111100011100
322202202202210100
413133333330130
5224203011032
620252541100
73055346040
oct737777434
9282682710
10125828892
1165033122
1236181790
13200b8087
14129d6020
15b0a797c
hex77fff1c

125828892 has 36 divisors (see below), whose sum is σ = 363506416. Its totient is φ = 35951040.

The previous prime is 125828867. The next prime is 125828893. The reversal of 125828892 is 298828521.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125828893) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 249409 + ... + 249912.

Almost surely, 2125828892 is an apocalyptic number.

125828892 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125828892 is an abundant number, since it is smaller than the sum of its proper divisors (237677524).

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

125828892 is a wasteful number, since it uses less digits than its factorization.

125828892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499338 (or 499333 counting only the distinct ones).

The product of its digits is 184320, while the sum is 45.

The square root of 125828892 is about 11217.3478148803. The cubic root of 125828892 is about 501.1027554063.

The spelling of 125828892 in words is "one hundred twenty-five million, eight hundred twenty-eight thousand, eight hundred ninety-two".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 126 252 499321 998642 1497963 1997284 2995926 3495247 4493889 5991852 6990494 8987778 10485741 13980988 17975556 20971482 31457223 41942964 62914446 125828892