Base | Representation |
---|---|
bin | 1001101111100… |
… | …1101100000000 |
3 | 2211220100012011 |
4 | 2123321230000 |
5 | 40430243413 |
6 | 4015542304 |
7 | 1004243314 |
oct | 233715400 |
9 | 84810164 |
10 | 40868608 |
11 | 21084210 |
12 | 1182a994 |
13 | 860c011 |
14 | 55dbb44 |
15 | 38c433d |
hex | 26f9b00 |
40868608 has 72 divisors (see below), whose sum is σ = 93010176. Its totient is φ = 17740800.
The previous prime is 40868567. The next prime is 40868617. The reversal of 40868608 is 80686804.
It is a happy 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, 64453 + ... + 65083.
It is an arithmetic number, because the mean of its divisors is an integer number (1291808).
Almost surely, 240868608 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 40868608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46505088).
40868608 is an abundant number, since it is smaller than the sum of its proper divisors (52141568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40868608 is a wasteful number, since it uses less digits than its factorization.
40868608 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 681 (or 667 counting only the distinct ones).
The product of its (nonzero) digits is 73728, while the sum is 40.
The square root of 40868608 is about 6392.8560127693. The cubic root of 40868608 is about 344.4529817593.
The spelling of 40868608 in words is "forty million, eight hundred sixty-eight thousand, six hundred eight".
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