Base | Representation |
---|---|
bin | 111001001000111010… |
… | …100000000111111100 |
3 | 12212100210012002002120 |
4 | 321020322200013330 |
5 | 2001122311301003 |
6 | 44103552122540 |
7 | 4301244341505 |
oct | 711072400774 |
9 | 185323162076 |
10 | 61352837628 |
11 | 24024093a95 |
12 | ba82b36450 |
13 | 5a29b05024 |
14 | 2d80409bac |
15 | 18e13cd853 |
hex | e48ea01fc |
61352837628 has 72 divisors (see below), whose sum is σ = 147000844032. Its totient is φ = 19907111616.
The previous prime is 61352837527. The next prime is 61352837641. The reversal of 61352837628 is 82673825316.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21886875 + ... + 21889677.
Almost surely, 261352837628 is an apocalyptic number.
It is an amenable number.
61352837628 is an abundant number, since it is smaller than the sum of its proper divisors (85648006404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61352837628 is a wasteful number, since it uses less digits than its factorization.
61352837628 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3251 (or 3052 counting only the distinct ones).
The product of its digits is 2903040, while the sum is 51.
It can be divided in two parts, 613528 and 37628, that added together give a palindrome (651156).
The spelling of 61352837628 in words is "sixty-one billion, three hundred fifty-two million, eight hundred thirty-seven thousand, six hundred twenty-eight".
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