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130182953 = 131993763
BaseRepresentation
bin1111100001001…
…10111100101001
3100001221222102212
413300212330221
5231311323303
620530134505
73140352065
oct760467451
9301858385
10130182953
116753741a
1237721435
1320c80b44
141340aaa5
15b667ad8
hex7c26f29

130182953 has 4 divisors (see below), whose sum is σ = 131176848. Its totient is φ = 129189060.

The previous prime is 130182947. The next prime is 130182959. The reversal of 130182953 is 359281031.

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: 359281031 = 596089509.

It is an interprime number because it is at equal distance from previous prime (130182947) and next prime (130182959).

It is a cyclic number.

It is not a de Polignac number, because 130182953 - 212 = 130178857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130182959) 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, 496751 + ... + 497012.

It is an arithmetic number, because the mean of its divisors is an integer number (32794212).

Almost surely, 2130182953 is an apocalyptic number.

It is an amenable number.

130182953 is a deficient number, since it is larger than the sum of its proper divisors (993895).

130182953 is an equidigital number, since it uses as much as digits as its factorization.

130182953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 993894.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 130182953 is about 11409.7744500056. The cubic root of 130182953 is about 506.8172322508.

The spelling of 130182953 in words is "one hundred thirty million, one hundred eighty-two thousand, nine hundred fifty-three".

Divisors: 1 131 993763 130182953