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130894958 = 23114532
BaseRepresentation
bin1111100110101…
…00110001101110
3100010022011010102
413303110301232
5232002114313
620553311102
73146405645
oct763246156
9303264112
10130894958
1167983357
1237a05492
132116cc4c
141355435c
15b758a58
hex7cd4c6e

130894958 has 12 divisors (see below), whose sum is σ = 202815648. Its totient is φ = 63292680.

The previous prime is 130894903. The next prime is 130894987. The reversal of 130894958 is 859498031.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 89360 + ... + 90812.

It is an arithmetic number, because the mean of its divisors is an integer number (16901304).

Almost surely, 2130894958 is an apocalyptic number.

130894958 is a deficient number, since it is larger than the sum of its proper divisors (71920690).

130894958 is an frugal number, since it uses more digits than its factorization.

130894958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2939 (or 1486 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 47.

The square root of 130894958 is about 11440.9334409392. The cubic root of 130894958 is about 507.7395253617.

The spelling of 130894958 in words is "one hundred thirty million, eight hundred ninety-four thousand, nine hundred fifty-eight".

Divisors: 1 2 31 62 1453 2906 45043 90086 2111209 4222418 65447479 130894958