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64348147 = 413174951
BaseRepresentation
bin1111010101110…
…1111111110011
311111002020001201
43311131333303
5112433120042
610215112031
71410643633
oct365357763
9144066051
1064348147
1133360796
1219672617
1310440136
1487906c3
1559b11b7
hex3d5dff3

64348147 has 8 divisors (see below), whose sum is σ = 66138912. Its totient is φ = 62568000.

The previous prime is 64348139. The next prime is 64348153. The reversal of 64348147 is 74184346.

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

It is a cyclic number.

It is not a de Polignac number, because 64348147 - 23 = 64348139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64348127) 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, 10522 + ... + 15472.

It is an arithmetic number, because the mean of its divisors is an integer number (8267364).

Almost surely, 264348147 is an apocalyptic number.

64348147 is a deficient number, since it is larger than the sum of its proper divisors (1790765).

64348147 is a wasteful number, since it uses less digits than its factorization.

64348147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5309.

The product of its digits is 64512, while the sum is 37.

The square root of 64348147 is about 8021.7296763229. The cubic root of 64348147 is about 400.7239950373.

The spelling of 64348147 in words is "sixty-four million, three hundred forty-eight thousand, one hundred forty-seven".

Divisors: 1 41 317 4951 12997 202991 1569467 64348147