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2310130220 = 225115506511
BaseRepresentation
bin1000100110110001…
…1100101000101100
312221222220202220112
42021230130220230
514212343131340
61021122035152
7111150532346
oct21154345054
95858822815
102310130220
11a86010032
125457a8ab8
132aa7b1078
1417cb48296
15d7c23065
hex89b1ca2c

2310130220 has 12 divisors (see below), whose sum is σ = 4851273504. Its totient is φ = 924052080.

The previous prime is 2310130213. The next prime is 2310130223. The reversal of 2310130220 is 220310132.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2310130195 and 2310130204.

It is not an unprimeable number, because it can be changed into a prime (2310130223) 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, 57753236 + ... + 57753275.

It is an arithmetic number, because the mean of its divisors is an integer number (404272792).

Almost surely, 22310130220 is an apocalyptic number.

2310130220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2310130220 is an abundant number, since it is smaller than the sum of its proper divisors (2541143284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2310130220 is a wasteful number, since it uses less digits than its factorization.

2310130220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115506520 (or 115506518 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2310130220 is about 48063.8140392541. The cubic root of 2310130220 is about 1321.9412476379.

Adding to 2310130220 its reverse (220310132), we get a palindrome (2530440352).

The spelling of 2310130220 in words is "two billion, three hundred ten million, one hundred thirty thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 115506511 231013022 462026044 577532555 1155065110 2310130220