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242090854 = 2972694639
BaseRepresentation
bin11100110111000…
…00001101100110
3121212112111012221
432123200031212
5443433401404
640004502554
75666511145
oct1633401546
9555474187
10242090854
11114721495
12690aaa5a
133b203735
142421b75c
15163c0954
hexe6e0366

242090854 has 16 divisors (see below), whose sum is σ = 368323200. Its totient is φ = 119326464.

The previous prime is 242090851. The next prime is 242090881. The reversal of 242090854 is 458090242.

242090854 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242090851) 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, 49867 + ... + 54505.

It is an arithmetic number, because the mean of its divisors is an integer number (23020200).

Almost surely, 2242090854 is an apocalyptic number.

242090854 is a deficient number, since it is larger than the sum of its proper divisors (126232346).

242090854 is a wasteful number, since it uses less digits than its factorization.

242090854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5007.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 242090854 is about 15559.2690702359. The cubic root of 242090854 is about 623.2459439450.

The spelling of 242090854 in words is "two hundred forty-two million, ninety thousand, eight hundred fifty-four".

Divisors: 1 2 97 194 269 538 4639 9278 26093 52186 449983 899966 1247891 2495782 121045427 242090854