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130746968 = 23111485761
BaseRepresentation
bin1111100101100…
…00101001011000
3100010000122010022
413302300221120
5231432400333
620550210012
73145221332
oct762605130
9303018108
10130746968
1167892150
1237953908
132111a791
1413516452
15b729c98
hex7cb0a58

130746968 has 16 divisors (see below), whose sum is σ = 267437160. Its totient is φ = 59430400.

The previous prime is 130746953. The next prime is 130747003. The reversal of 130746968 is 869647031.

It is a super-3 number, since 3×1307469683 (a number of 25 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 742793 + ... + 742968.

Almost surely, 2130746968 is an apocalyptic number.

It is an amenable number.

130746968 is an abundant number, since it is smaller than the sum of its proper divisors (136690192).

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

130746968 is a wasteful number, since it uses less digits than its factorization.

130746968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1485778 (or 1485774 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 130746968 is about 11434.4640451575. The cubic root of 130746968 is about 507.5481028927.

The spelling of 130746968 in words is "one hundred thirty million, seven hundred forty-six thousand, nine hundred sixty-eight".

Divisors: 1 2 4 8 11 22 44 88 1485761 2971522 5943044 11886088 16343371 32686742 65373484 130746968