Search a number
-
+
470208423 = 31717235351
BaseRepresentation
bin11100000001101…
…100111110100111
31012202210001200210
4130001230332213
51430333132143
6114354110503
714436464016
oct3401547647
91182701623
10470208423
11221469603
1211157b433
1376553c49
144663ca7d
152b431033
hex1c06cfa7

470208423 has 16 divisors (see below), whose sum is σ = 664333056. Its totient is φ = 294806400.

The previous prime is 470208383. The next prime is 470208437. The reversal of 470208423 is 324802074.

It is not a de Polignac number, because 470208423 - 26 = 470208359 is a prime.

It is a super-2 number, since 2×4702084232 = 442191922120293858, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (470208443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85198 + ... + 90548.

It is an arithmetic number, because the mean of its divisors is an integer number (41520816).

Almost surely, 2470208423 is an apocalyptic number.

470208423 is a deficient number, since it is larger than the sum of its proper divisors (194124633).

470208423 is a wasteful number, since it uses less digits than its factorization.

470208423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7094.

The product of its (nonzero) digits is 10752, while the sum is 30.

The square root of 470208423 is about 21684.2897739354. The cubic root of 470208423 is about 777.6129207413.

The spelling of 470208423 in words is "four hundred seventy million, two hundred eight thousand, four hundred twenty-three".

Divisors: 1 3 17 51 1723 5169 5351 16053 29291 87873 90967 272901 9219773 27659319 156736141 470208423