Search a number
-
+
125050660 = 2257893219
BaseRepresentation
bin1110111010000…
…01111100100100
322201022020020221
413131001330210
5224003110120
620224134124
73045625120
oct735017444
9281266227
10125050660
1164651459
1235a67344
131cba4a97
1412872580
15aea20aa
hex7741f24

125050660 has 24 divisors (see below), whose sum is σ = 300121920. Its totient is φ = 42874464.

The previous prime is 125050619. The next prime is 125050669. The reversal of 125050660 is 66050521.

It is not an unprimeable number, because it can be changed into a prime (125050669) 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, 446470 + ... + 446749.

It is an arithmetic number, because the mean of its divisors is an integer number (12505080).

Almost surely, 2125050660 is an apocalyptic number.

125050660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125050660 is an abundant number, since it is smaller than the sum of its proper divisors (175071260).

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

125050660 is a wasteful number, since it uses less digits than its factorization.

125050660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 893235 (or 893233 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 125050660 is about 11182.6052420713. The cubic root of 125050660 is about 500.0675375436.

The spelling of 125050660 in words is "one hundred twenty-five million, fifty thousand, six hundred sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 893219 1786438 3572876 4466095 6252533 8932190 12505066 17864380 25010132 31262665 62525330 125050660