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130970486 = 2241271723
BaseRepresentation
bin1111100111001…
…11001101110110
3100010102222201202
413303213031312
5232012023421
620555052502
73150142103
oct763471566
9303388652
10130970486
1167a25079
1237a41132
132119843a
1413573aaa
15b77110b
hex7ce7376

130970486 has 8 divisors (see below), whose sum is σ = 197271624. Its totient is φ = 65213280.

The previous prime is 130970479. The next prime is 130970509. The reversal of 130970486 is 684079031.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135380 + ... + 136343.

It is an arithmetic number, because the mean of its divisors is an integer number (24658953).

Almost surely, 2130970486 is an apocalyptic number.

130970486 is a deficient number, since it is larger than the sum of its proper divisors (66301138).

130970486 is a wasteful number, since it uses less digits than its factorization.

130970486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271966.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 130970486 is about 11444.2337445545. The cubic root of 130970486 is about 507.8371639006.

The spelling of 130970486 in words is "one hundred thirty million, nine hundred seventy thousand, four hundred eighty-six".

Divisors: 1 2 241 482 271723 543446 65485243 130970486