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125049093 = 31317474013
BaseRepresentation
bin1110111010000…
…01100100000101
322201022011002220
413131001210011
5224003032333
620224122553
73045620421
oct735014405
9281264086
10125049093
1164650264
1235a66459
131cba4160
1412871b81
15aea18b3
hex7741905

125049093 has 32 divisors (see below), whose sum is σ = 194213376. Its totient is φ = 70867968.

The previous prime is 125049083. The next prime is 125049097. The reversal of 125049093 is 390940521.

It is not a de Polignac number, because 125049093 - 25 = 125049061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125049097) 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, 29155 + ... + 33167.

It is an arithmetic number, because the mean of its divisors is an integer number (6069168).

Almost surely, 2125049093 is an apocalyptic number.

125049093 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

125049093 is a deficient number, since it is larger than the sum of its proper divisors (69164283).

125049093 is a wasteful number, since it uses less digits than its factorization.

125049093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4093.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 125049093 is about 11182.5351776777. The cubic root of 125049093 is about 500.0654487659.

The spelling of 125049093 in words is "one hundred twenty-five million, forty-nine thousand, ninety-three".

Divisors: 1 3 13 17 39 47 51 141 221 611 663 799 1833 2397 4013 10387 12039 31161 52169 68221 156507 188611 204663 565833 886873 2451943 2660619 3206387 7355829 9619161 41683031 125049093