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130251001 = 2327120897
BaseRepresentation
bin1111100001101…
…11100011111001
3100002002102210011
413300313203321
5231321013001
620531421521
73141054346
oct760674371
9302072704
10130251001
1167583561
12377548a1
1320ca5aca
14134277cd
15b67cd51
hex7c378f9

130251001 has 8 divisors (see below), whose sum is σ = 136422144. Its totient is φ = 124122240.

The previous prime is 130250983. The next prime is 130251031. The reversal of 130251001 is 100152031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 130251001 - 225 = 96696569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130251031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4216 + ... + 16681.

It is an arithmetic number, because the mean of its divisors is an integer number (17052768).

Almost surely, 2130251001 is an apocalyptic number.

It is an amenable number.

130251001 is a deficient number, since it is larger than the sum of its proper divisors (6171143).

130251001 is a wasteful number, since it uses less digits than its factorization.

130251001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21191.

The product of its (nonzero) digits is 30, while the sum is 13.

The square root of 130251001 is about 11412.7560650353. The cubic root of 130251001 is about 506.9055231033.

The spelling of 130251001 in words is "one hundred thirty million, two hundred fifty-one thousand, one".

Divisors: 1 23 271 6233 20897 480631 5663087 130251001