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340122660 = 22357179841
BaseRepresentation
bin10100010001011…
…101110000100100
3212201000000120120
4110101131300210
51144032411120
653430001540
711266665153
oct2421356044
9781000516
10340122660
11164a99209
1295aa62b0
1355608417
143325959a
151ecd7140
hex1445dc24

340122660 has 48 divisors (see below), whose sum is σ = 965768832. Its totient is φ = 89420800.

The previous prime is 340122649. The next prime is 340122683. The reversal of 340122660 is 66221043.

It is a self number, because there is not a number n which added to its sum of digits gives 340122660.

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, 35661 + ... + 44180.

It is an arithmetic number, because the mean of its divisors is an integer number (20120184).

Almost surely, 2340122660 is an apocalyptic number.

340122660 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

340122660 is an abundant number, since it is smaller than the sum of its proper divisors (625646172).

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

340122660 is a wasteful number, since it uses less digits than its factorization.

340122660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79924 (or 79922 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 340122660 is about 18442.4147009007. The cubic root of 340122660 is about 698.0371268938.

The spelling of 340122660 in words is "three hundred forty million, one hundred twenty-two thousand, six hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 71 142 213 284 355 426 710 852 1065 1420 2130 4260 79841 159682 239523 319364 399205 479046 798410 958092 1197615 1596820 2395230 4790460 5668711 11337422 17006133 22674844 28343555 34012266 56687110 68024532 85030665 113374220 170061330 340122660