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47230017 = 323684493
BaseRepresentation
bin1011010000101…
…0110001000001
310021212112101220
42310022301001
544042330032
64404145253
71112306562
oct264126101
9107775356
1047230017
112472967a
1213998229
139a28673
1463b6169
15422e12c
hex2d0ac41

47230017 has 8 divisors (see below), whose sum is σ = 65711424. Its totient is φ = 30117648.

The previous prime is 47229997. The next prime is 47230021. The reversal of 47230017 is 71003274.

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

It is a de Polignac number, because none of the positive numbers 2k-47230017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (47230037) 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, 342178 + ... + 342315.

It is an arithmetic number, because the mean of its divisors is an integer number (8213928).

Almost surely, 247230017 is an apocalyptic number.

It is an amenable number.

47230017 is a deficient number, since it is larger than the sum of its proper divisors (18481407).

47230017 is a wasteful number, since it uses less digits than its factorization.

47230017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684519.

The product of its (nonzero) digits is 1176, while the sum is 24.

The square root of 47230017 is about 6872.4098393504. The cubic root of 47230017 is about 361.4703674951.

The spelling of 47230017 in words is "forty-seven million, two hundred thirty thousand, seventeen".

Divisors: 1 3 23 69 684493 2053479 15743339 47230017