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130506411 = 376214591
BaseRepresentation
bin1111100011101…
…01111010101011
3100002120102010210
413301311322223
5231402201121
620541112203
73143200110
oct761657253
9302512123
10130506411
1167738442
1237858663
1321065139
1413492907
15b6cd876
hex7c75eab

130506411 has 8 divisors (see below), whose sum is σ = 198866944. Its totient is φ = 74575080.

The previous prime is 130506401. The next prime is 130506457. The reversal of 130506411 is 114605031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 130506411 - 219 = 129982123 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 6214591 = 130506411 / (1 + 3 + 0 + 5 + 0 + 6 + 4 + 1 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130506401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3107275 + ... + 3107316.

It is an arithmetic number, because the mean of its divisors is an integer number (24858368).

Almost surely, 2130506411 is an apocalyptic number.

130506411 is a deficient number, since it is larger than the sum of its proper divisors (68360533).

130506411 is an equidigital number, since it uses as much as digits as its factorization.

130506411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6214601.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 130506411 is about 11423.9402571967. The cubic root of 130506411 is about 507.2366381693.

The spelling of 130506411 in words is "one hundred thirty million, five hundred six thousand, four hundred eleven".

Divisors: 1 3 7 21 6214591 18643773 43502137 130506411