Base | Representation |
---|---|
bin | 1110110001111… |
… | …0000101101010 |
3 | 11022122101020021 |
4 | 3230132011222 |
5 | 111332123401 |
6 | 10052351054 |
7 | 1351620415 |
oct | 354360552 |
9 | 138571207 |
10 | 61989226 |
11 | 31a9a472 |
12 | 1891548a |
13 | cac5520 |
14 | 8338b7c |
15 | 56972a1 |
hex | 3b1e16a |
61989226 has 16 divisors (see below), whose sum is σ = 100757664. Its totient is φ = 28432944.
The previous prime is 61989199. The next prime is 61989247. The reversal of 61989226 is 62298916.
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, 3076 + ... + 11551.
It is an arithmetic number, because the mean of its divisors is an integer number (6297354).
Almost surely, 261989226 is an apocalyptic number.
61989226 is a deficient number, since it is larger than the sum of its proper divisors (38768438).
61989226 is a wasteful number, since it uses less digits than its factorization.
61989226 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14805.
The product of its digits is 93312, while the sum is 43.
The square root of 61989226 is about 7873.3236946032. The cubic root of 61989226 is about 395.7662336592.
The spelling of 61989226 in words is "sixty-one million, nine hundred eighty-nine thousand, two hundred twenty-six".
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