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130606875 = 3254731107
BaseRepresentation
bin1111100100011…
…10011100011011
3100002202111221200
413302032130123
5231413410000
620543205243
73144066030
oct762163433
9302674850
10130606875
11677a6973
12378a6823
132109ba99
14134bb387
15b6ed500
hex7c8e71b

130606875 has 120 divisors (see below), whose sum is σ = 280710144. Its totient is φ = 57240000.

The previous prime is 130606873. The next prime is 130606897. The reversal of 130606875 is 578606031.

It is not a de Polignac number, because 130606875 - 21 = 130606873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (130606871) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 1220572 + ... + 1220678.

Almost surely, 2130606875 is an apocalyptic number.

130606875 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

130606875 is an abundant number, since it is smaller than the sum of its proper divisors (150103269).

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

130606875 is a wasteful number, since it uses less digits than its factorization.

130606875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171 (or 153 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 130606875 is about 11428.3364931209. The cubic root of 130606875 is about 507.3667619201.

The spelling of 130606875 in words is "one hundred thirty million, six hundred six thousand, eight hundred seventy-five".

Divisors: 1 3 5 7 9 15 21 25 31 35 45 63 75 93 105 107 125 155 175 217 225 279 315 321 375 465 525 535 625 651 749 775 875 963 1085 1125 1395 1575 1605 1875 1953 2247 2325 2625 2675 3255 3317 3745 3875 4375 4815 5425 5625 6741 6975 7875 8025 9765 9951 11235 11625 13125 13375 16275 16585 18725 19375 23219 24075 27125 29853 33705 34875 39375 40125 48825 49755 56175 58125 66875 69657 81375 82925 93625 116095 120375 135625 149265 168525 174375 200625 208971 244125 248775 280875 348285 406875 414625 468125 580475 601875 746325 842625 1044855 1220625 1243875 1404375 1741425 2073125 2902375 3731625 4213125 5224275 6219375 8707125 14511875 18658125 26121375 43535625 130606875