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268420943514 = 23191234224209
BaseRepresentation
bin1111100111111100100…
…0101000111010011010
3221122211201100202002110
43321333020220322122
513344211230143024
6323151052213150
725251502242303
oct3717710507232
9848751322073
10268420943514
11a3922696809
124403176a1b6
131c409584779
14cdc50d57aa
156eb0121629
hex3e7f228e9a

268420943514 has 16 divisors (see below), whose sum is σ = 539652579840. Its totient is φ = 89005199040.

The previous prime is 268420943507. The next prime is 268420943519. The reversal of 268420943514 is 415349024862.

It is not an unprimeable number, because it can be changed into a prime (268420943519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117110959 + ... + 117113250.

It is an arithmetic number, because the mean of its divisors is an integer number (33728286240).

Almost surely, 2268420943514 is an apocalyptic number.

268420943514 is an abundant number, since it is smaller than the sum of its proper divisors (271231636326).

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

268420943514 is a wasteful number, since it uses less digits than its factorization.

268420943514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234224405.

The product of its (nonzero) digits is 1658880, while the sum is 48.

The spelling of 268420943514 in words is "two hundred sixty-eight billion, four hundred twenty million, nine hundred forty-three thousand, five hundred fourteen".

Divisors: 1 2 3 6 191 382 573 1146 234224209 468448418 702672627 1405345254 44736823919 89473647838 134210471757 268420943514