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64414270 = 256441427
BaseRepresentation
bin1111010110111…
…0001000111110
311111012120202201
43311232020332
5112442224040
610220342114
71411340464
oct365561076
9144176681
1064414270
11333a6438
12196a493a
131046426b
1487aa834
1559c5a9a
hex3d6e23e

64414270 has 8 divisors (see below), whose sum is σ = 115945704. Its totient is φ = 25765704.

The previous prime is 64414267. The next prime is 64414271. The reversal of 64414270 is 7241446.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64414271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3220704 + ... + 3220723.

It is an arithmetic number, because the mean of its divisors is an integer number (14493213).

Almost surely, 264414270 is an apocalyptic number.

64414270 is a deficient number, since it is larger than the sum of its proper divisors (51531434).

64414270 is a wasteful number, since it uses less digits than its factorization.

64414270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6441434.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 64414270 is about 8025.8501107359. The cubic root of 64414270 is about 400.8612069757.

The spelling of 64414270 in words is "sixty-four million, four hundred fourteen thousand, two hundred seventy".

Divisors: 1 2 5 10 6441427 12882854 32207135 64414270