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130175941 = 718596563
BaseRepresentation
bin1111100001001…
…01001111000101
3100001221121211011
413300211033011
5231311112231
620530042221
73140322460
oct760451705
9301847734
10130175941
1167532125
1237719371
1320c7a8ac
14134082d7
15b6659b1
hex7c253c5

130175941 has 4 divisors (see below), whose sum is σ = 148772512. Its totient is φ = 111579372.

The previous prime is 130175933. The next prime is 130175951. The reversal of 130175941 is 149571031.

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: 149571031 = 160992959.

It is a cyclic number.

It is not a de Polignac number, because 130175941 - 23 = 130175933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130175911) 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, 9298275 + ... + 9298288.

It is an arithmetic number, because the mean of its divisors is an integer number (37193128).

Almost surely, 2130175941 is an apocalyptic number.

It is an amenable number.

130175941 is a deficient number, since it is larger than the sum of its proper divisors (18596571).

130175941 is an equidigital number, since it uses as much as digits as its factorization.

130175941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18596570.

The product of its (nonzero) digits is 3780, while the sum is 31.

The square root of 130175941 is about 11409.4671654727. The cubic root of 130175941 is about 506.8081325796.

The spelling of 130175941 in words is "one hundred thirty million, one hundred seventy-five thousand, nine hundred forty-one".

Divisors: 1 7 18596563 130175941