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130074827 = 673319319
BaseRepresentation
bin1111100000011…
…00100011001011
3100001202111010012
413300030203023
5231244343302
620523542135
73136421621
oct760144313
9301674105
10130074827
1167473163
123768a94b
1320c4386c
14133bd511
15b645a52
hex7c0c8cb

130074827 has 4 divisors (see below), whose sum is σ = 130100880. Its totient is φ = 130048776.

The previous prime is 130074811. The next prime is 130074863. The reversal of 130074827 is 728470031.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 728470031 = 4671559893.

It is a cyclic number.

It is not a de Polignac number, because 130074827 - 24 = 130074811 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 130074793 and 130074802.

It is not an unprimeable number, because it can be changed into a prime (130074887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2927 + ... + 16392.

It is an arithmetic number, because the mean of its divisors is an integer number (32525220).

Almost surely, 2130074827 is an apocalyptic number.

130074827 is a deficient number, since it is larger than the sum of its proper divisors (26053).

130074827 is an equidigital number, since it uses as much as digits as its factorization.

130074827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26052.

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 130074827 is about 11405.0351599633. The cubic root of 130074827 is about 506.6768777278.

The spelling of 130074827 in words is "one hundred thirty million, seventy-four thousand, eight hundred twenty-seven".

Divisors: 1 6733 19319 130074827