Base | Representation |
---|---|
bin | 11011111101101… |
… | …001000101100010 |
3 | 1012200202222110020 |
4 | 123331221011202 |
5 | 1430100101111 |
6 | 114315214310 |
7 | 14424441330 |
oct | 3375510542 |
9 | 1180688406 |
10 | 469143906 |
11 | 220901840 |
12 | 111147396 |
13 | 7627055a |
14 | 46442b50 |
15 | 2b2c0906 |
hex | 1bf69162 |
469143906 has 32 divisors (see below), whose sum is σ = 1169814528. Its totient is φ = 121855440.
The previous prime is 469143887. The next prime is 469143907. The reversal of 469143906 is 609341964.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is not an unprimeable number, because it can be changed into a prime (469143907) 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, 507270 + ... + 508193.
It is an arithmetic number, because the mean of its divisors is an integer number (36556704).
Almost surely, 2469143906 is an apocalyptic number.
469143906 is an abundant number, since it is smaller than the sum of its proper divisors (700670622).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
469143906 is a wasteful number, since it uses less digits than its factorization.
469143906 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1015486.
The product of its (nonzero) digits is 139968, while the sum is 42.
The square root of 469143906 is about 21659.7300537195. The cubic root of 469143906 is about 777.0256580162.
The spelling of 469143906 in words is "four hundred sixty-nine million, one hundred forty-three thousand, nine hundred six".
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