Search a number
-
+
2790113260 = 2251155722769
BaseRepresentation
bin1010011001001101…
…1011111111101100
321012110002102212011
42212103123333230
521203232111020
61140505451004
7126066366664
oct24623337754
97173072764
102790113260
111201a45430
1265a4a0a64
133560780bc
141c67ad1a4
15114e3535a
hexa64dbfec

2790113260 has 48 divisors (see below), whose sum is σ = 6403652640. Its totient is φ = 1012720640.

The previous prime is 2790113257. The next prime is 2790113269. The reversal of 2790113260 is 623110972.

It is not an unprimeable number, because it can be changed into a prime (2790113269) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111156 + ... + 133924.

It is an arithmetic number, because the mean of its divisors is an integer number (133409430).

Almost surely, 22790113260 is an apocalyptic number.

2790113260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2790113260 is an abundant number, since it is smaller than the sum of its proper divisors (3613539380).

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

2790113260 is a wasteful number, since it uses less digits than its factorization.

2790113260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23346 (or 23344 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 2790113260 is about 52821.5226967190. The cubic root of 2790113260 is about 1407.7988659780.

The spelling of 2790113260 in words is "two billion, seven hundred ninety million, one hundred thirteen thousand, two hundred sixty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 557 1114 2228 2785 5570 6127 11140 12254 22769 24508 30635 45538 61270 91076 113845 122540 227690 250459 455380 500918 1001836 1252295 2504590 5009180 12682333 25364666 50729332 63411665 126823330 139505663 253646660 279011326 558022652 697528315 1395056630 2790113260