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242052120 = 233251739551
BaseRepresentation
bin11100110110101…
…10110000011000
3121212110112002100
432123112300120
5443431131440
640004003400
75666260212
oct1633266030
9555415070
10242052120
111146a5382
1269090560
133b1bbc0b
142420b5b2
15163b4230
hexe6d6c18

242052120 has 96 divisors (see below), whose sum is σ = 832965120. Its totient is φ = 60748800.

The previous prime is 242052119. The next prime is 242052131. The reversal of 242052120 is 21250242.

242052120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 242052093 and 242052102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13656 + ... + 25895.

It is an arithmetic number, because the mean of its divisors is an integer number (8676720).

Almost surely, 2242052120 is an apocalyptic number.

242052120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

242052120 is an abundant number, since it is smaller than the sum of its proper divisors (590913000).

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

242052120 is a wasteful number, since it uses less digits than its factorization.

242052120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39585 (or 39578 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 242052120 is about 15558.0242961631. The cubic root of 242052120 is about 623.2127028489.

The spelling of 242052120 in words is "two hundred forty-two million, fifty-two thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 17 18 20 24 30 34 36 40 45 51 60 68 72 85 90 102 120 136 153 170 180 204 255 306 340 360 408 510 612 680 765 1020 1224 1530 2040 3060 6120 39551 79102 118653 158204 197755 237306 316408 355959 395510 474612 593265 672367 711918 791020 949224 1186530 1344734 1423836 1582040 1779795 2017101 2373060 2689468 2847672 3361835 3559590 4034202 4746120 5378936 6051303 6723670 7119180 8068404 10085505 12102606 13447340 14238360 16136808 20171010 24205212 26894680 30256515 40342020 48410424 60513030 80684040 121026060 242052120