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242353098 = 23213279669
BaseRepresentation
bin11100111001000…
…00001111001010
3121220000210221200
432130200033022
5444020244343
640014245030
76001652541
oct1634401712
9556023850
10242353098
11114890519
12691b6776
133b295c00
1424289158
15164234d3
hexe7203ca

242353098 has 36 divisors (see below), whose sum is σ = 568604790. Its totient is φ = 74569248.

The previous prime is 242353081. The next prime is 242353099. The reversal of 242353098 is 890353242.

It can be written as a sum of positive squares in 3 ways, for example, as 124478649 + 117874449 = 11157^2 + 10857^2 .

It is a super-2 number, since 2×2423530982 = 117470048220395208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (242353099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 36793 + ... + 42876.

Almost surely, 2242353098 is an apocalyptic number.

242353098 is an abundant number, since it is smaller than the sum of its proper divisors (326251692).

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

242353098 is a wasteful number, since it uses less digits than its factorization.

242353098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79703 (or 79687 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 242353098 is about 15567.6940488950. The cubic root of 242353098 is about 623.4709056704.

The spelling of 242353098 in words is "two hundred forty-two million, three hundred fifty-three thousand, ninety-eight".

Divisors: 1 2 3 6 9 13 18 26 39 78 117 169 234 338 507 1014 1521 3042 79669 159338 239007 478014 717021 1035697 1434042 2071394 3107091 6214182 9321273 13464061 18642546 26928122 40392183 80784366 121176549 242353098