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223259142 = 23671274373
BaseRepresentation
bin11010100111010…
…10101000000110
3120120002201222010
431103222220012
5424123243032
634053115050
75350446201
oct1523525006
9516081863
10223259142
11105029997
1262928a86
133733c002
1421918938
1514900ccc
hexd4eaa06

223259142 has 32 divisors (see below), whose sum is σ = 456855552. Its totient is φ = 72715104.

The previous prime is 223259131. The next prime is 223259167. The reversal of 223259142 is 241952322.

It is a super-3 number, since 3×2232591423 (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 48868 + ... + 53240.

It is an arithmetic number, because the mean of its divisors is an integer number (14276736).

Almost surely, 2223259142 is an apocalyptic number.

223259142 is an abundant number, since it is smaller than the sum of its proper divisors (233596410).

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

223259142 is a wasteful number, since it uses less digits than its factorization.

223259142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4572.

The product of its digits is 8640, while the sum is 30.

The square root of 223259142 is about 14941.8587197176. The cubic root of 223259142 is about 606.6475068752.

The spelling of 223259142 in words is "two hundred twenty-three million, two hundred fifty-nine thousand, one hundred forty-two".

Divisors: 1 2 3 6 67 127 134 201 254 381 402 762 4373 8509 8746 13119 17018 25527 26238 51054 292991 555371 585982 878973 1110742 1666113 1757946 3332226 37209857 74419714 111629571 223259142