Search a number
-
+
130948711 = 413193871
BaseRepresentation
bin1111100111000…
…01111001100111
3100010101212212021
413303201321213
5232010324321
620554404011
73150021445
oct763417147
9303355767
10130948711
1167a0a783
1237a30607
132118b55a
1413569b95
15b769941
hex7ce1e67

130948711 has 4 divisors (see below), whose sum is σ = 134142624. Its totient is φ = 127754800.

The previous prime is 130948693. The next prime is 130948723. The reversal of 130948711 is 117849031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 130948711 - 213 = 130940519 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130948751) 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, 1596895 + ... + 1596976.

It is an arithmetic number, because the mean of its divisors is an integer number (33535656).

Almost surely, 2130948711 is an apocalyptic number.

130948711 is a deficient number, since it is larger than the sum of its proper divisors (3193913).

130948711 is an equidigital number, since it uses as much as digits as its factorization.

130948711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3193912.

The product of its (nonzero) digits is 6048, while the sum is 34.

The square root of 130948711 is about 11443.2823525420. The cubic root of 130948711 is about 507.8090182029.

The spelling of 130948711 in words is "one hundred thirty million, nine hundred forty-eight thousand, seven hundred eleven".

Divisors: 1 41 3193871 130948711