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75125060 = 2253756253
BaseRepresentation
bin1000111101001…
…01000101000100
312020100202012122
410132211011010
5123213000220
611242105112
71601360333
oct436450504
9166322178
1075125060
113945162a
12211ab198
13127444ca
149d97d1a
1568de425
hex47a5144

75125060 has 12 divisors (see below), whose sum is σ = 157762668. Its totient is φ = 30050016.

The previous prime is 75125041. The next prime is 75125081. The reversal of 75125060 is 6052157.

It can be written as a sum of positive squares in 2 ways, for example, as 21659716 + 53465344 = 4654^2 + 7312^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1878107 + ... + 1878146.

It is an arithmetic number, because the mean of its divisors is an integer number (13146889).

Almost surely, 275125060 is an apocalyptic number.

It is an amenable number.

75125060 is an abundant number, since it is smaller than the sum of its proper divisors (82637608).

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

75125060 is a wasteful number, since it uses less digits than its factorization.

75125060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3756262 (or 3756260 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 75125060 is about 8667.4713728976. The cubic root of 75125060 is about 421.9506017962.

The spelling of 75125060 in words is "seventy-five million, one hundred twenty-five thousand, sixty".

Divisors: 1 2 4 5 10 20 3756253 7512506 15025012 18781265 37562530 75125060