Base | Representation |
---|---|
bin | 11100001010010… |
… | …100111110010101 |
3 | 1012221000221011120 |
4 | 130022110332111 |
5 | 1431423010042 |
6 | 114514354153 |
7 | 14464631541 |
oct | 3412247625 |
9 | 1187027146 |
10 | 472469397 |
11 | 222773284 |
12 | 11228b959 |
13 | 76b660ba |
14 | 46a6aa21 |
15 | 2b72adec |
hex | 1c294f95 |
472469397 has 4 divisors (see below), whose sum is σ = 629959200. Its totient is φ = 314979596.
The previous prime is 472469383. The next prime is 472469399. The reversal of 472469397 is 793964274.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 472469397 - 27 = 472469269 is a prime.
It is a super-2 number, since 2×4724693972 = 446454662203087218, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (472469399) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78744897 + ... + 78744902.
It is an arithmetic number, because the mean of its divisors is an integer number (157489800).
Almost surely, 2472469397 is an apocalyptic number.
It is an amenable number.
472469397 is a deficient number, since it is larger than the sum of its proper divisors (157489803).
472469397 is a wasteful number, since it uses less digits than its factorization.
472469397 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 157489802.
The product of its digits is 2286144, while the sum is 51.
The square root of 472469397 is about 21736.3611720085. The cubic root of 472469397 is about 778.8572994758.
The spelling of 472469397 in words is "four hundred seventy-two million, four hundred sixty-nine thousand, three hundred ninety-seven".
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