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130264601 = 791648919
BaseRepresentation
bin1111100001110…
…10111000011001
3100002010010102212
413300322320121
5231321431401
620532004505
73141142115
oct760727031
9302103385
10130264601
11675927a5
1237760735
1320cac05c
141342c745
15b681dbb
hex7c3ae19

130264601 has 4 divisors (see below), whose sum is σ = 131913600. Its totient is φ = 128615604.

The previous prime is 130264579. The next prime is 130264609. The reversal of 130264601 is 106462031.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 106462031 = 138189387.

It is a cyclic number.

It is not a de Polignac number, because 130264601 - 210 = 130263577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130264609) 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, 824381 + ... + 824538.

It is an arithmetic number, because the mean of its divisors is an integer number (32978400).

Almost surely, 2130264601 is an apocalyptic number.

It is an amenable number.

130264601 is a deficient number, since it is larger than the sum of its proper divisors (1648999).

130264601 is an equidigital number, since it uses as much as digits as its factorization.

130264601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1648998.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 130264601 is about 11413.3518740114. The cubic root of 130264601 is about 506.9231651307.

The spelling of 130264601 in words is "one hundred thirty million, two hundred sixty-four thousand, six hundred one".

Divisors: 1 79 1648919 130264601