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130578051 = 3192290843
BaseRepresentation
bin1111100100001…
…11011010000011
3100002201001102010
413302013122003
5231411444201
620542424003
73143616012
oct762073203
9302631363
10130578051
116778724a
1237892003
132108b926
14134b0a79
15b6e4bd6
hex7c87683

130578051 has 8 divisors (see below), whose sum is σ = 183267520. Its totient is φ = 82470312.

The previous prime is 130578047. The next prime is 130578053. The reversal of 130578051 is 150875031.

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

It is not a de Polignac number, because 130578051 - 22 = 130578047 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130578053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1145365 + ... + 1145478.

It is an arithmetic number, because the mean of its divisors is an integer number (22908440).

Almost surely, 2130578051 is an apocalyptic number.

130578051 is a deficient number, since it is larger than the sum of its proper divisors (52689469).

130578051 is a wasteful number, since it uses less digits than its factorization.

130578051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2290865.

The product of its (nonzero) digits is 4200, while the sum is 30.

The square root of 130578051 is about 11427.0753476119. The cubic root of 130578051 is about 507.3294351063.

The spelling of 130578051 in words is "one hundred thirty million, five hundred seventy-eight thousand, fifty-one".

Divisors: 1 3 19 57 2290843 6872529 43526017 130578051