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130404307 = 1111854937
BaseRepresentation
bin1111100010111…
…00111111010011
3100002101020002011
413301130333103
5231340414212
620535003351
73142263325
oct761347723
9302336064
10130404307
1167678760
1237809557
132102a817
1413467615
15b6ad4a7
hex7c5cfd3

130404307 has 4 divisors (see below), whose sum is σ = 142259256. Its totient is φ = 118549360.

The previous prime is 130404301. The next prime is 130404341. The reversal of 130404307 is 703404031.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 130404307 - 23 = 130404299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130404301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5927458 + ... + 5927479.

It is an arithmetic number, because the mean of its divisors is an integer number (35564814).

Almost surely, 2130404307 is an apocalyptic number.

130404307 is a deficient number, since it is larger than the sum of its proper divisors (11854949).

130404307 is a wasteful number, since it uses less digits than its factorization.

130404307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11854948.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 130404307 is about 11419.4705218762. The cubic root of 130404307 is about 507.1043218034.

Adding to 130404307 its reverse (703404031), we get a palindrome (833808338).

The spelling of 130404307 in words is "one hundred thirty million, four hundred four thousand, three hundred seven".

Divisors: 1 11 11854937 130404307