Base | Representation |
---|---|
bin | 110011010111… |
… | …1011011111110 |
3 | 1212200100010011 |
4 | 1212233123332 |
5 | 23343323430 |
6 | 2401133434 |
7 | 444632560 |
oct | 146573376 |
9 | 55610104 |
10 | 26932990 |
11 | 14226177 |
12 | 902a27a |
13 | 576cca6 |
14 | 3811330 |
15 | 257022a |
hex | 19af6fe |
26932990 has 16 divisors (see below), whose sum is σ = 55405152. Its totient is φ = 9234144.
The previous prime is 26932951. The next prime is 26932993. The reversal of 26932990 is 9923962.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26932993) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 192309 + ... + 192448.
It is an arithmetic number, because the mean of its divisors is an integer number (3462822).
Almost surely, 226932990 is an apocalyptic number.
26932990 is an abundant number, since it is smaller than the sum of its proper divisors (28472162).
26932990 is a wasteful number, since it uses less digits than its factorization.
26932990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 384771.
The product of its (nonzero) digits is 52488, while the sum is 40.
The square root of 26932990 is about 5189.7003767077. The cubic root of 26932990 is about 299.7516092116.
Subtracting from 26932990 its reverse (9923962), we obtain a triangular number (17009028 = T5832).
The spelling of 26932990 in words is "twenty-six million, nine hundred thirty-two thousand, nine hundred ninety".
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