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268034420 = 22547313911
BaseRepresentation
bin11111111100111…
…10000101110100
3200200100120002202
433332132011310
51022104100140
642332524032
76433153313
oct1776360564
9620316082
10268034420
11128331255
1275920618
13436b8264
142785227a
15187e7915
hexff9e174

268034420 has 48 divisors (see below), whose sum is σ = 577317888. Its totient is φ = 104482560.

The previous prime is 268034419. The next prime is 268034449. The reversal of 268034420 is 24430862.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 293765 + ... + 294675.

It is an arithmetic number, because the mean of its divisors is an integer number (12027456).

Almost surely, 2268034420 is an apocalyptic number.

268034420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

268034420 is an abundant number, since it is smaller than the sum of its proper divisors (309283468).

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

268034420 is a wasteful number, since it uses less digits than its factorization.

268034420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1280 (or 1278 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 268034420 is about 16371.7567780614. The cubic root of 268034420 is about 644.7581730704.

The spelling of 268034420 in words is "two hundred sixty-eight million, thirty-four thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 47 94 188 235 313 470 626 911 940 1252 1565 1822 3130 3644 4555 6260 9110 14711 18220 29422 42817 58844 73555 85634 147110 171268 214085 285143 294220 428170 570286 856340 1140572 1425715 2851430 5702860 13401721 26803442 53606884 67008605 134017210 268034420