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272225130 = 23549118481
BaseRepresentation
bin10000001110011…
…101001101101010
3200222020110200020
4100032131031222
51024142201010
643002421310
76513606162
oct2016351552
9628213606
10272225130
1112a733851
1277201836
1344524878
14282235a2
1518d74470
hex1039d36a

272225130 has 32 divisors (see below), whose sum is σ = 654706368. Its totient is φ = 72441600.

The previous prime is 272225113. The next prime is 272225137. The reversal of 272225130 is 31522272.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 272225130.

It is not an unprimeable number, because it can be changed into a prime (272225137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5490 + ... + 23970.

It is an arithmetic number, because the mean of its divisors is an integer number (20459574).

Almost surely, 2272225130 is an apocalyptic number.

272225130 is an abundant number, since it is smaller than the sum of its proper divisors (382481238).

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

272225130 is a wasteful number, since it uses less digits than its factorization.

272225130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18982.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 272225130 is about 16499.2463464244. The cubic root of 272225130 is about 648.1010692452.

The spelling of 272225130 in words is "two hundred seventy-two million, two hundred twenty-five thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 491 982 1473 2455 2946 4910 7365 14730 18481 36962 55443 92405 110886 184810 277215 554430 9074171 18148342 27222513 45370855 54445026 90741710 136112565 272225130