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125130366 = 2332317229
BaseRepresentation
bin1110111010101…
…01011001111110
322201110021121000
413131111121332
5224013132431
620225551130
73046406364
oct735253176
9281407530
10125130366
11646a6329
1235aa54a6
131cc0214a
1412893634
15aeba9e6
hex775567e

125130366 has 16 divisors (see below), whose sum is σ = 278067600. Its totient is φ = 41710104.

The previous prime is 125130359. The next prime is 125130367. The reversal of 125130366 is 663031521.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125130367) 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, 1158561 + ... + 1158668.

It is an arithmetic number, because the mean of its divisors is an integer number (17379225).

Almost surely, 2125130366 is an apocalyptic number.

125130366 is an abundant number, since it is smaller than the sum of its proper divisors (152937234).

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

125130366 is a wasteful number, since it uses less digits than its factorization.

125130366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2317240 (or 2317234 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 125130366 is about 11186.1685129449. The cubic root of 125130366 is about 500.1737609406.

Adding to 125130366 its reverse (663031521), we get a palindrome (788161887).

The spelling of 125130366 in words is "one hundred twenty-five million, one hundred thirty thousand, three hundred sixty-six".

Divisors: 1 2 3 6 9 18 27 54 2317229 4634458 6951687 13903374 20855061 41710122 62565183 125130366