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64313486 = 253606731
BaseRepresentation
bin1111010101010…
…1100010001110
311111000110111222
43311111202032
5112431012421
610214243342
71410440606
oct365254216
9144013458
1064313486
1133337746
1219656552
131042a423
148781c06
1559a5cab
hex3d5588e

64313486 has 8 divisors (see below), whose sum is σ = 98290584. Its totient is φ = 31549960.

The previous prime is 64313477. The next prime is 64313489. The reversal of 64313486 is 68431346.

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 (64313489) 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, 303260 + ... + 303471.

It is an arithmetic number, because the mean of its divisors is an integer number (12286323).

Almost surely, 264313486 is an apocalyptic number.

64313486 is a deficient number, since it is larger than the sum of its proper divisors (33977098).

64313486 is a wasteful number, since it uses less digits than its factorization.

64313486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 606786.

The product of its digits is 41472, while the sum is 35.

The square root of 64313486 is about 8019.5689410342. The cubic root of 64313486 is about 400.6520323902.

The spelling of 64313486 in words is "sixty-four million, three hundred thirteen thousand, four hundred eighty-six".

Divisors: 1 2 53 106 606731 1213462 32156743 64313486