Base | Representation |
---|---|
bin | 110110010110… |
… | …1001100011110 |
3 | 1222121210002020 |
4 | 1230231030132 |
5 | 24243343140 |
6 | 2454441010 |
7 | 464134446 |
oct | 154551436 |
9 | 58553066 |
10 | 28496670 |
11 | 150a3a74 |
12 | 9663166 |
13 | 5b99947 |
14 | 3adb126 |
15 | 277d6d0 |
hex | 1b2d31e |
28496670 has 16 divisors (see below), whose sum is σ = 68392080. Its totient is φ = 7599104.
The previous prime is 28496651. The next prime is 28496693. The reversal of 28496670 is 7669482.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 474915 + ... + 474974.
It is an arithmetic number, because the mean of its divisors is an integer number (4274505).
Almost surely, 228496670 is an apocalyptic number.
28496670 is an abundant number, since it is smaller than the sum of its proper divisors (39895410).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28496670 is a wasteful number, since it uses less digits than its factorization.
28496670 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 949899.
The product of its (nonzero) digits is 145152, while the sum is 42.
The square root of 28496670 is about 5338.2272338296. The cubic root of 28496670 is about 305.4438400540.
The spelling of 28496670 in words is "twenty-eight million, four hundred ninety-six thousand, six hundred seventy".
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