Base | Representation |
---|---|
bin | 111011101001001001… |
… | …001000111111110100 |
3 | 20010022010111101020221 |
4 | 323221021020333310 |
5 | 2022124000421440 |
6 | 45230421304124 |
7 | 4424665525111 |
oct | 735111107764 |
9 | 203263441227 |
10 | 64041029620 |
11 | 25183545467 |
12 | 104b3265044 |
13 | 6067a15c89 |
14 | 3157447908 |
15 | 19ec3ced4a |
hex | ee9248ff4 |
64041029620 has 48 divisors (see below), whose sum is σ = 137253009600. Its totient is φ = 25092488960.
The previous prime is 64041029617. The next prime is 64041029683. The reversal of 64041029620 is 2692014046.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 235011 + ... + 428149.
It is an arithmetic number, because the mean of its divisors is an integer number (2859437700).
Almost surely, 264041029620 is an apocalyptic number.
It is an amenable number.
64041029620 is an abundant number, since it is smaller than the sum of its proper divisors (73211979980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64041029620 is a wasteful number, since it uses less digits than its factorization.
64041029620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 193488 (or 193486 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 34.
The spelling of 64041029620 in words is "sixty-four billion, forty-one million, twenty-nine thousand, six hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •