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64830341 = 294674787
BaseRepresentation
bin1111011101001…
…1101110000101
311111222201111202
43313103232011
5113044032331
610233312245
71415022512
oct367235605
9144881452
1064830341
113365aaa4
1219865685
131057b764
148878309
155a58ecb
hex3dd3b85

64830341 has 8 divisors (see below), whose sum is σ = 67223520. Its totient is φ = 62447728.

The previous prime is 64830319. The next prime is 64830361. The reversal of 64830341 is 14303846.

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 64830341 - 26 = 64830277 is a prime.

It is a super-2 number, since 2×648303412 = 8405946228352562, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64830301) 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, 11150 + ... + 15936.

It is an arithmetic number, because the mean of its divisors is an integer number (8402940).

Almost surely, 264830341 is an apocalyptic number.

It is an amenable number.

64830341 is a deficient number, since it is larger than the sum of its proper divisors (2393179).

64830341 is a wasteful number, since it uses less digits than its factorization.

64830341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5283.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 64830341 is about 8051.7290689640. The cubic root of 64830341 is about 401.7224493576.

The spelling of 64830341 in words is "sixty-four million, eight hundred thirty thousand, three hundred forty-one".

Divisors: 1 29 467 4787 13543 138823 2235529 64830341