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125142050 = 25211227531
BaseRepresentation
bin1110111010110…
…00010000100010
322201110212121202
413131120100202
5224014021200
620230121202
73046455425
oct735302042
9281425552
10125142050
1164704090
1235ab0202
131cc07567
14128979bc
15aebe1d5
hex7758422

125142050 has 24 divisors (see below), whose sum is σ = 253925712. Its totient is φ = 45506000.

The previous prime is 125142041. The next prime is 125142067. The reversal of 125142050 is 50241521.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113216 + ... + 114315.

It is an arithmetic number, because the mean of its divisors is an integer number (10580238).

Almost surely, 2125142050 is an apocalyptic number.

125142050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125142050 is an abundant number, since it is smaller than the sum of its proper divisors (128783662).

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

125142050 is a wasteful number, since it uses less digits than its factorization.

125142050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227554 (or 227549 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 125142050 is about 11186.6907528545. The cubic root of 125142050 is about 500.1893283005.

Adding to 125142050 its reverse (50241521), we get a palindrome (175383571).

The spelling of 125142050 in words is "one hundred twenty-five million, one hundred forty-two thousand, fifty".

Divisors: 1 2 5 10 11 22 25 50 55 110 275 550 227531 455062 1137655 2275310 2502841 5005682 5688275 11376550 12514205 25028410 62571025 125142050