Base | Representation |
---|---|
bin | 100010101011111111… |
… | …0010100111110001110 |
3 | 21010021100211102112221 |
4 | 1011113332110332032 |
5 | 2210024020310104 |
6 | 54115335445554 |
7 | 5244640646515 |
oct | 1052776247616 |
9 | 233240742487 |
10 | 74490400654 |
11 | 2965598659a |
12 | 1252a8268ba |
13 | 704183ca67 |
14 | 386914367c |
15 | 1e0e954c54 |
hex | 1157f94f8e |
74490400654 has 8 divisors (see below), whose sum is σ = 111737437848. Its totient is φ = 37244588040.
The previous prime is 74490400651. The next prime is 74490400661. The reversal of 74490400654 is 45600409447.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 74490400654.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74490400651) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134917 + ... + 408880.
It is an arithmetic number, because the mean of its divisors is an integer number (13967179731).
Almost surely, 274490400654 is an apocalyptic number.
74490400654 is a deficient number, since it is larger than the sum of its proper divisors (37247037194).
74490400654 is a wasteful number, since it uses less digits than its factorization.
74490400654 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 612290.
The product of its (nonzero) digits is 483840, while the sum is 43.
The spelling of 74490400654 in words is "seventy-four billion, four hundred ninety million, four hundred thousand, six hundred fifty-four".
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