Base | Representation |
---|---|
bin | 10001011101011… |
… | …100010111010100 |
3 | 202102012102211100 |
4 | 101131130113110 |
5 | 1044442243103 |
6 | 45022310100 |
7 | 10154605215 |
oct | 2135342724 |
9 | 672172740 |
10 | 292931028 |
11 | 140396465 |
12 | 82128330 |
13 | 488c4390 |
14 | 2ac9340c |
15 | 1aab45a3 |
hex | 1175c5d4 |
292931028 has 144 divisors (see below), whose sum is σ = 839168512. Its totient is φ = 85536000.
The previous prime is 292931021. The next prime is 292931057. The reversal of 292931028 is 820139292.
292931028 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×2929310283 (a number of 26 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 292930983 and 292931001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (292931021) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 884823 + ... + 885153.
Almost surely, 2292931028 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 292931028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (419584256).
292931028 is an abundant number, since it is smaller than the sum of its proper divisors (546237484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
292931028 is a wasteful number, since it uses less digits than its factorization.
292931028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 446 (or 441 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 36.
The square root of 292931028 is about 17115.2279564136. The cubic root of 292931028 is about 664.1330991954.
The spelling of 292931028 in words is "two hundred ninety-two million, nine hundred thirty-one thousand, twenty-eight".
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