Base | Representation |
---|---|
bin | 10001000011100… |
… | …01001011010000 |
3 | 100222012201000100 |
4 | 20201301023100 |
5 | 243111214104 |
6 | 22110252400 |
7 | 3355034265 |
oct | 1041611320 |
9 | 328181010 |
10 | 143069904 |
11 | 7383959a |
12 | 3bab7100 |
13 | 23843763 |
14 | 1500326c |
15 | c861139 |
hex | 88712d0 |
143069904 has 30 divisors (see below), whose sum is σ = 400397426. Its totient is φ = 47689920.
The previous prime is 143069893. The next prime is 143069917. The reversal of 143069904 is 409960341.
It can be written as a sum of positive squares in only one way, i.e., 111260304 + 31809600 = 10548^2 + 5640^2 .
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 496627 + ... + 496914.
Almost surely, 2143069904 is an apocalyptic number.
It is an amenable number.
143069904 is an abundant number, since it is smaller than the sum of its proper divisors (257327522).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143069904 is a wasteful number, since it uses less digits than its factorization.
143069904 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 993555 (or 993546 counting only the distinct ones).
The product of its (nonzero) digits is 23328, while the sum is 36.
The square root of 143069904 is about 11961.1832190632. The cubic root of 143069904 is about 523.0173491997.
The spelling of 143069904 in words is "one hundred forty-three million, sixty-nine thousand, nine hundred four".
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