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27252260 = 2257194659
BaseRepresentation
bin110011111110…
…1011000100100
31220021120001222
41213331120210
523434033020
62412035512
7450432440
oct147753044
956246058
1027252260
1114424032
129162b98
1358523c9
143895820
1525d4b25
hex19fd624

27252260 has 24 divisors (see below), whose sum is σ = 65405760. Its totient is φ = 9343584.

The previous prime is 27252233. The next prime is 27252271. The reversal of 27252260 is 6225272.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97190 + ... + 97469.

It is an arithmetic number, because the mean of its divisors is an integer number (2725240).

Almost surely, 227252260 is an apocalyptic number.

27252260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27252260 is an abundant number, since it is smaller than the sum of its proper divisors (38153500).

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

27252260 is a wasteful number, since it uses less digits than its factorization.

27252260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194675 (or 194673 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 27252260 is about 5220.3697187077. The cubic root of 27252260 is about 300.9314016072.

The spelling of 27252260 in words is "twenty-seven million, two hundred fifty-two thousand, two hundred sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 194659 389318 778636 973295 1362613 1946590 2725226 3893180 5450452 6813065 13626130 27252260