Search a number
-
+
51064017 = 389191251
BaseRepresentation
bin1100001011001…
…0110011010001
310120002022122220
43002302303101
5101033022032
65022251253
71160015454
oct302626321
9116068586
1051064017
1126908174
1215126b29
13a76b7c4
146ad349b
15473a12c
hex30b2cd1

51064017 has 8 divisors (see below), whose sum is σ = 68850720. Its totient is φ = 33660000.

The previous prime is 51064003. The next prime is 51064019. The reversal of 51064017 is 71046015.

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

It is not a de Polignac number, because 51064017 - 27 = 51063889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51064019) 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, 95359 + ... + 95892.

It is an arithmetic number, because the mean of its divisors is an integer number (8606340).

Almost surely, 251064017 is an apocalyptic number.

It is an amenable number.

51064017 is a deficient number, since it is larger than the sum of its proper divisors (17786703).

51064017 is a wasteful number, since it uses less digits than its factorization.

51064017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191343.

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 51064017 is about 7145.9091094136. The cubic root of 51064017 is about 370.9980771134.

The spelling of 51064017 in words is "fifty-one million, sixty-four thousand, seventeen".

Divisors: 1 3 89 267 191251 573753 17021339 51064017