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470629971 = 32711366109
BaseRepresentation
bin11100000011010…
…011111001010011
31012210120110221200
4130003103321103
51430440124341
6114411122243
714443201020
oct3403237123
91183513850
10470629971
11221727299
12111743383
1376670a96
144670c547
152b4b5db6
hex1c0d3e53

470629971 has 24 divisors (see below), whose sum is σ = 783800160. Its totient is φ = 266547456.

The previous prime is 470629963. The next prime is 470629997. The reversal of 470629971 is 179926074.

It is not a de Polignac number, because 470629971 - 23 = 470629963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (470629931) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25936 + ... + 40173.

It is an arithmetic number, because the mean of its divisors is an integer number (32658340).

Almost surely, 2470629971 is an apocalyptic number.

470629971 is a deficient number, since it is larger than the sum of its proper divisors (313170189).

470629971 is a wasteful number, since it uses less digits than its factorization.

470629971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66235 (or 66232 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 45.

The square root of 470629971 is about 21694.0077210275. The cubic root of 470629971 is about 777.8452313826.

The spelling of 470629971 in words is "four hundred seventy million, six hundred twenty-nine thousand, nine hundred seventy-one".

Divisors: 1 3 7 9 21 63 113 339 791 1017 2373 7119 66109 198327 462763 594981 1388289 4164867 7470317 22410951 52292219 67232853 156876657 470629971