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552201988 = 221383971319
BaseRepresentation
bin100000111010011…
…110111100000100
31102111001202201111
4200322132330010
52112330430423
6130443334404
716453432222
oct4072367404
91374052644
10552201988
11263781588
12134b21404
138a531850
14534a3b12
153372a60d
hex20e9ef04

552201988 has 48 divisors (see below), whose sum is σ = 1064891520. Its totient is φ = 249007104.

The previous prime is 552201971. The next prime is 552202019. The reversal of 552201988 is 889102255.

It is a self number, because there is not a number n which added to its sum of digits gives 552201988.

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, 417993 + ... + 419311.

It is an arithmetic number, because the mean of its divisors is an integer number (22185240).

Almost surely, 2552201988 is an apocalyptic number.

It is an amenable number.

552201988 is a deficient number, since it is larger than the sum of its proper divisors (512689532).

552201988 is a wasteful number, since it uses less digits than its factorization.

552201988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1516 (or 1514 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 40.

The square root of 552201988 is about 23498.9784458814. The cubic root of 552201988 is about 820.4132301516.

The spelling of 552201988 in words is "five hundred fifty-two million, two hundred one thousand, nine hundred eighty-eight".

Divisors: 1 2 4 13 26 52 83 97 166 194 332 388 1079 1261 1319 2158 2522 2638 4316 5044 5276 8051 16102 17147 32204 34294 68588 104663 109477 127943 209326 218954 255886 418652 437908 511772 1423201 1663259 2846402 3326518 5692804 6653036 10619269 21238538 42477076 138050497 276100994 552201988