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130741357 = 472781731
BaseRepresentation
bin1111100101011…
…11010001101101
3100010000100102111
413302233101231
5231432210412
620550124021
73145166065
oct762572155
9303010374
10130741357
1167888a0a
1237950611
1321118066
14135143a5
15b7282a7
hex7caf46d

130741357 has 4 divisors (see below), whose sum is σ = 133523136. Its totient is φ = 127959580.

The previous prime is 130741343. The next prime is 130741363. The reversal of 130741357 is 753147031.

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.

It is a cyclic number.

It is not a de Polignac number, because 130741357 - 219 = 130217069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130741957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1390819 + ... + 1390912.

It is an arithmetic number, because the mean of its divisors is an integer number (33380784).

Almost surely, 2130741357 is an apocalyptic number.

It is an amenable number.

130741357 is a deficient number, since it is larger than the sum of its proper divisors (2781779).

130741357 is an equidigital number, since it uses as much as digits as its factorization.

130741357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2781778.

The product of its (nonzero) digits is 8820, while the sum is 31.

The square root of 130741357 is about 11434.2186877810. The cubic root of 130741357 is about 507.5408423212.

Adding to 130741357 its reverse (753147031), we get a palindrome (883888388).

The spelling of 130741357 in words is "one hundred thirty million, seven hundred forty-one thousand, three hundred fifty-seven".

Divisors: 1 47 2781731 130741357