Base | Representation |
---|---|
bin | 1111010010000… |
… | …1110001010000 |
3 | 11110121200200000 |
4 | 3310201301100 |
5 | 112402221311 |
6 | 10205530000 |
7 | 1405565466 |
oct | 364416120 |
9 | 143550600 |
10 | 64101456 |
11 | 33202411 |
12 | 19573900 |
13 | 10384a73 |
14 | 8728836 |
15 | 5963056 |
hex | 3d21c50 |
64101456 has 60 divisors (see below), whose sum is σ = 186050592. Its totient is φ = 21365856.
The previous prime is 64101431. The next prime is 64101487. The reversal of 64101456 is 65410146.
64101456 is a `hidden beast` number, since 641 + 0 + 14 + 5 + 6 = 666.
It is a super-2 number, since 2×641014562 = 8217993322639872, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4356 + ... + 12131.
Almost surely, 264101456 is an apocalyptic number.
It is an amenable number.
64101456 is an abundant number, since it is smaller than the sum of its proper divisors (121949136).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64101456 is a wasteful number, since it uses less digits than its factorization.
64101456 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16510 (or 16492 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
The square root of 64101456 is about 8006.3384889723. The cubic root of 64101456 is about 400.2112550753.
The spelling of 64101456 in words is "sixty-four million, one hundred one thousand, four hundred fifty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •