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130304377 = 7231109787
BaseRepresentation
bin1111100010001…
…00100101111001
3100002012011000001
413301010211321
5231324220002
620532513001
73141366100
oct761044571
9302164001
10130304377
116760a675
123777b761
1320cc41a8
141343d037
15b68da87
hex7c44979

130304377 has 24 divisors (see below), whose sum is σ = 158104320. Its totient is φ = 106958880.

The previous prime is 130304353. The next prime is 130304387. The reversal of 130304377 is 773403031.

It is not a de Polignac number, because 130304377 - 211 = 130302329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130304387) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 165178 + ... + 165964.

It is an arithmetic number, because the mean of its divisors is an integer number (6587680).

Almost surely, 2130304377 is an apocalyptic number.

It is an amenable number.

130304377 is a deficient number, since it is larger than the sum of its proper divisors (27799943).

130304377 is a wasteful number, since it uses less digits than its factorization.

130304377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941 (or 934 counting only the distinct ones).

The product of its (nonzero) digits is 5292, while the sum is 28.

The square root of 130304377 is about 11415.0942615469. The cubic root of 130304377 is about 506.9747558257.

The spelling of 130304377 in words is "one hundred thirty million, three hundred four thousand, three hundred seventy-seven".

Divisors: 1 7 31 49 109 217 763 787 1519 3379 5341 5509 23653 24397 38563 85783 165571 170779 600481 1195453 2659273 4203367 18614911 130304377