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372216288 = 2538834391
BaseRepresentation
bin10110001011111…
…001000111100000
3221221101112202110
4112023321013200
51230241410123
6100533515320
712136533453
oct2613710740
9857345673
10372216288
11181119674
12a47a2b40
135c164332
143761149a
1522a26493
hex162f91e0

372216288 has 48 divisors (see below), whose sum is σ = 978397056. Its totient is φ = 123903360.

The previous prime is 372216281. The next prime is 372216301. The reversal of 372216288 is 882612273.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (372216281) 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, 82573 + ... + 86963.

It is an arithmetic number, because the mean of its divisors is an integer number (20383272).

Almost surely, 2372216288 is an apocalyptic number.

It is an amenable number.

372216288 is an abundant number, since it is smaller than the sum of its proper divisors (606180768).

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

372216288 is a wasteful number, since it uses less digits than its factorization.

372216288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5287 (or 5279 counting only the distinct ones).

The product of its digits is 64512, while the sum is 39.

The square root of 372216288 is about 19292.9077124212. The cubic root of 372216288 is about 719.3359927576.

The spelling of 372216288 in words is "three hundred seventy-two million, two hundred sixteen thousand, two hundred eighty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 883 1766 2649 3532 4391 5298 7064 8782 10596 13173 14128 17564 21192 26346 28256 35128 42384 52692 70256 84768 105384 140512 210768 421536 3877253 7754506 11631759 15509012 23263518 31018024 46527036 62036048 93054072 124072096 186108144 372216288