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27023460 = 2235450391
BaseRepresentation
bin110011100010…
…1100001100100
31212211221012220
41213011201210
523404222320
62403112340
7445460412
oct147054144
955757186
1027023460
1114288142
1290726b0
1357a2219
1438362b2
15258be40
hex19c5864

27023460 has 24 divisors (see below), whose sum is σ = 75665856. Its totient is φ = 7206240.

The previous prime is 27023411. The next prime is 27023461. The reversal of 27023460 is 6432072.

It is a self number, because there is not a number n which added to its sum of digits gives 27023460.

It is not an unprimeable number, because it can be changed into a prime (27023461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 225136 + ... + 225255.

It is an arithmetic number, because the mean of its divisors is an integer number (3152744).

Almost surely, 227023460 is an apocalyptic number.

27023460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27023460 is an abundant number, since it is smaller than the sum of its proper divisors (48642396).

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

27023460 is a wasteful number, since it uses less digits than its factorization.

27023460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450403 (or 450401 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 27023460 is about 5198.4093721060. The cubic root of 27023460 is about 300.0868637354.

The spelling of 27023460 in words is "twenty-seven million, twenty-three thousand, four hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 450391 900782 1351173 1801564 2251955 2702346 4503910 5404692 6755865 9007820 13511730 27023460