Base | Representation |
---|---|
bin | 1110100010110… |
… | …1011101110000 |
3 | 11020210022020210 |
4 | 3220231131300 |
5 | 111104104012 |
6 | 10015304120 |
7 | 1340344104 |
oct | 350553560 |
9 | 136708223 |
10 | 61003632 |
11 | 31486a28 |
12 | 1851b040 |
13 | c83ba31 |
14 | 815d904 |
15 | 555023c |
hex | 3a2d770 |
61003632 has 20 divisors (see below), whose sum is σ = 157592840. Its totient is φ = 20334528.
The previous prime is 61003573. The next prime is 61003643. The reversal of 61003632 is 23630016.
It is a junction number, because it is equal to n+sod(n) for n = 61003599 and 61003608.
It is a congruent number.
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, 635407 + ... + 635502.
It is an arithmetic number, because the mean of its divisors is an integer number (7879642).
Almost surely, 261003632 is an apocalyptic number.
It is an amenable number.
61003632 is an abundant number, since it is smaller than the sum of its proper divisors (96589208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61003632 is a wasteful number, since it uses less digits than its factorization.
61003632 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1270920 (or 1270914 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 21.
The square root of 61003632 is about 7810.4821874197. The cubic root of 61003632 is about 393.6575309190.
Adding to 61003632 its reverse (23630016), we get a palindrome (84633648).
The spelling of 61003632 in words is "sixty-one million, three thousand, six hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •