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342706860 = 223253161417
BaseRepresentation
bin10100011011010…
…100101010101100
3212212212022102200
4110123110222230
51200213104420
654001221500
711330650236
oct2433245254
9785768380
10342706860
111664a3811
1296931890
1356001732
143372d256
1520147b90
hex146d4aac

342706860 has 72 divisors (see below), whose sum is σ = 1073095296. Its totient is φ = 88439040.

The previous prime is 342706849. The next prime is 342706867. The reversal of 342706860 is 68607243.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (342706867) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25129 + ... + 36288.

Almost surely, 2342706860 is an apocalyptic number.

342706860 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

342706860 is an abundant number, since it is smaller than the sum of its proper divisors (730388436).

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

342706860 is a wasteful number, since it uses less digits than its factorization.

342706860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61463 (or 61458 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 342706860 is about 18512.3434497094. The cubic root of 342706860 is about 699.8005281980.

The spelling of 342706860 in words is "three hundred forty-two million, seven hundred six thousand, eight hundred sixty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 31 36 45 60 62 90 93 124 155 180 186 279 310 372 465 558 620 930 1116 1395 1860 2790 5580 61417 122834 184251 245668 307085 368502 552753 614170 737004 921255 1105506 1228340 1842510 1903927 2211012 2763765 3685020 3807854 5527530 5711781 7615708 9519635 11055060 11423562 17135343 19039270 22847124 28558905 34270686 38078540 57117810 68541372 85676715 114235620 171353430 342706860