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130357077 = 3233160943
BaseRepresentation
bin1111100010100…
…01011101010101
3100002021211021220
413301101131111
5231332411302
620534000553
73142005534
oct761213525
9302254256
10130357077
1167646224
12377a6159
1321012186
141345431b
15b69e4bc
hex7c51755

130357077 has 16 divisors (see below), whose sum is σ = 187219968. Its totient is φ = 80443440.

The previous prime is 130357069. The next prime is 130357093. The reversal of 130357077 is 770753031.

It is not a de Polignac number, because 130357077 - 23 = 130357069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130357477) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28333 + ... + 32610.

It is an arithmetic number, because the mean of its divisors is an integer number (11701248).

Almost surely, 2130357077 is an apocalyptic number.

It is an amenable number.

130357077 is a deficient number, since it is larger than the sum of its proper divisors (56862891).

130357077 is a wasteful number, since it uses less digits than its factorization.

130357077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61000.

The product of its (nonzero) digits is 15435, while the sum is 33.

The square root of 130357077 is about 11417.4023753216. The cubic root of 130357077 is about 507.0430931786.

The spelling of 130357077 in words is "one hundred thirty million, three hundred fifty-seven thousand, seventy-seven".

Divisors: 1 3 23 31 69 93 713 2139 60943 182829 1401689 1889233 4205067 5667699 43452359 130357077