Base | Representation |
---|---|
bin | 1110100011100… |
… | …0101000101100 |
3 | 11020212122000110 |
4 | 3220320220230 |
5 | 111112040023 |
6 | 10020300020 |
7 | 1340624361 |
oct | 350705054 |
9 | 136778013 |
10 | 61049388 |
11 | 31508344 |
12 | 18541610 |
13 | c8567ca |
14 | 8172468 |
15 | 555da93 |
hex | 3a38a2c |
61049388 has 12 divisors (see below), whose sum is σ = 142448600. Its totient is φ = 20349792.
The previous prime is 61049357. The next prime is 61049393. The reversal of 61049388 is 88394016.
It is a tau number, because it is divible by the number of its divisors (12).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2543713 + ... + 2543736.
Almost surely, 261049388 is an apocalyptic number.
It is an amenable number.
61049388 is an abundant number, since it is smaller than the sum of its proper divisors (81399212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61049388 is a wasteful number, since it uses less digits than its factorization.
61049388 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5087456 (or 5087454 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 39.
The square root of 61049388 is about 7813.4107789108. The cubic root of 61049388 is about 393.7559277515.
The spelling of 61049388 in words is "sixty-one million, forty-nine thousand, three hundred eighty-eight".
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