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2142286315 = 51364351257
BaseRepresentation
bin111111110110000…
…1011000111101011
312112022002102100121
41333230023013223
513341411130230
6552324344111
7104042063461
oct17754130753
95468072317
102142286315
119aa2a0464
124b9545037
13281aa5250
14164736831
15c811b77a
hex7fb0b1eb

2142286315 has 16 divisors (see below), whose sum is σ = 2772852768. Its totient is φ = 1579504896.

The previous prime is 2142286313. The next prime is 2142286339. The reversal of 2142286315 is 5136822412.

It is a cyclic number.

It is not a de Polignac number, because 2142286315 - 21 = 2142286313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2142286313) 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, 16167 + ... + 67423.

It is an arithmetic number, because the mean of its divisors is an integer number (173303298).

Almost surely, 22142286315 is an apocalyptic number.

2142286315 is a deficient number, since it is larger than the sum of its proper divisors (630566453).

2142286315 is a wasteful number, since it uses less digits than its factorization.

2142286315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51918.

The product of its digits is 23040, while the sum is 34.

The square root of 2142286315 is about 46284.8389324193. The cubic root of 2142286315 is about 1289.1175012952.

The spelling of 2142286315 in words is "two billion, one hundred forty-two million, two hundred eighty-six thousand, three hundred fifteen".

Divisors: 1 5 13 65 643 3215 8359 41795 51257 256285 666341 3331705 32958251 164791255 428457263 2142286315