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470430039 = 31313533391
BaseRepresentation
bin11100000010100…
…011000101010111
31012210012022200210
4130002203011113
51430412230124
6114402540503
714441406102
oct3402430527
91183168623
10470430039
11221600062
12111667733
1376600a91
1446699739
152b476a29
hex1c0a3157

470430039 has 16 divisors (see below), whose sum is σ = 634005504. Its totient is φ = 310252800.

The previous prime is 470430007. The next prime is 470430043. The reversal of 470430039 is 930034074.

It is not a de Polignac number, because 470430039 - 25 = 470430007 is a prime.

It is a zygodrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 470429988 and 470430015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (470430089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137034 + ... + 140424.

It is an arithmetic number, because the mean of its divisors is an integer number (39625344).

Almost surely, 2470430039 is an apocalyptic number.

470430039 is a deficient number, since it is larger than the sum of its proper divisors (163575465).

470430039 is a wasteful number, since it uses less digits than its factorization.

470430039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3878.

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 470430039 is about 21689.3992309607. The cubic root of 470430039 is about 777.7350682753.

It can be divided in two parts, 4704 and 30039, that added together give a palindrome (34743).

The spelling of 470430039 in words is "four hundred seventy million, four hundred thirty thousand, thirty-nine".

Divisors: 1 3 131 353 393 1059 3391 10173 46243 138729 444221 1197023 1332663 3591069 156810013 470430039