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125332130 = 257111391171
BaseRepresentation
bin1110111100001…
…10101010100010
322201211112100202
413132012222202
5224041112010
620234145202
73051206540
oct736065242
9281745322
10125332130
1164823980
1235b82202
131cc72c31
1412906d90
15b00a6a5
hex7786aa2

125332130 has 64 divisors (see below), whose sum is σ = 283530240. Its totient is φ = 38750400.

The previous prime is 125332093. The next prime is 125332133. The reversal of 125332130 is 31233521.

It is not an unprimeable number, because it can be changed into a prime (125332133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 106445 + ... + 107615.

It is an arithmetic number, because the mean of its divisors is an integer number (4430160).

Almost surely, 2125332130 is an apocalyptic number.

125332130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125332130 is an abundant number, since it is smaller than the sum of its proper divisors (158198110).

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

125332130 is a wasteful number, since it uses less digits than its factorization.

125332130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1335.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 125332130 is about 11195.1833392759. The cubic root of 125332130 is about 500.4424483634.

Adding to 125332130 its reverse (31233521), we get a palindrome (156565651).

The spelling of 125332130 in words is "one hundred twenty-five million, three hundred thirty-two thousand, one hundred thirty".

Divisors: 1 2 5 7 10 11 14 22 35 55 70 77 110 139 154 278 385 695 770 973 1171 1390 1529 1946 2342 3058 4865 5855 7645 8197 9730 10703 11710 12881 15290 16394 21406 25762 40985 53515 64405 81970 90167 107030 128810 162769 180334 325538 450835 813845 901670 1139383 1627690 1790459 2278766 3580918 5696915 8952295 11393830 12533213 17904590 25066426 62666065 125332130