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27024340 = 2257193031
BaseRepresentation
bin110011100010…
…1101111010100
31212211222102111
41213011233110
523404234330
62403120404
7445463110
oct147055724
955758374
1027024340
1114288872
129073104
1357a2745
143836740
15258c32a
hex19c5bd4

27024340 has 24 divisors (see below), whose sum is σ = 64858752. Its totient is φ = 9265440.

The previous prime is 27024331. The next prime is 27024341. The reversal of 27024340 is 4342072.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27024341) 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, 96376 + ... + 96655.

It is an arithmetic number, because the mean of its divisors is an integer number (2702448).

Almost surely, 227024340 is an apocalyptic number.

27024340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27024340 is an abundant number, since it is smaller than the sum of its proper divisors (37834412).

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

27024340 is a wasteful number, since it uses less digits than its factorization.

27024340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193047 (or 193045 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 27024340 is about 5198.4940126925. The cubic root of 27024340 is about 300.0901210727.

The spelling of 27024340 in words is "twenty-seven million, twenty-four thousand, three hundred forty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 193031 386062 772124 965155 1351217 1930310 2702434 3860620 5404868 6756085 13512170 27024340