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2313013020 = 223538550217
BaseRepresentation
bin1000100111011101…
…1100011100011100
312222012100020100220
42021313130130130
514214112404040
61021303521340
7111214200123
oct21167343434
95865306326
102313013020
11a876a9a0a
12546759250
132ab280276
1417d298aba
15d80e22d0
hex89ddc71c

2313013020 has 24 divisors (see below), whose sum is σ = 6476436624. Its totient is φ = 616803456.

The previous prime is 2313012997. The next prime is 2313013037. The reversal of 2313013020 is 203103132.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 19275049 + ... + 19275168.

It is an arithmetic number, because the mean of its divisors is an integer number (269851526).

Almost surely, 22313013020 is an apocalyptic number.

2313013020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2313013020 is an abundant number, since it is smaller than the sum of its proper divisors (4163423604).

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

2313013020 is a wasteful number, since it uses less digits than its factorization.

2313013020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38550229 (or 38550227 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 2313013020 is about 48093.7939863347. The cubic root of 2313013020 is about 1322.4909003654.

Adding to 2313013020 its reverse (203103132), we get a palindrome (2516116152).

The spelling of 2313013020 in words is "two billion, three hundred thirteen million, thirteen thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 38550217 77100434 115650651 154200868 192751085 231301302 385502170 462602604 578253255 771004340 1156506510 2313013020