Base | Representation |
---|---|
bin | 111001011110100111… |
… | …010011000010011110 |
3 | 12220022011020110120220 |
4 | 321132213103002132 |
5 | 2002344011331141 |
6 | 44204035222210 |
7 | 4313255004012 |
oct | 713647230236 |
9 | 186264213526 |
10 | 61716902046 |
11 | 241a0644a78 |
12 | bb64a47966 |
13 | 5a87373a67 |
14 | 2db68d8542 |
15 | 1913344766 |
hex | e5e9d309e |
61716902046 has 16 divisors (see below), whose sum is σ = 123447172608. Its totient is φ = 20570072600.
The previous prime is 61716902021. The next prime is 61716902047. The reversal of 61716902046 is 64020961716.
It is a super-2 number, since 2×617169020462 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 61716901989 and 61716902007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61716902047) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 496500 + ... + 608231.
It is an arithmetic number, because the mean of its divisors is an integer number (7715448288).
Almost surely, 261716902046 is an apocalyptic number.
61716902046 is an abundant number, since it is smaller than the sum of its proper divisors (61730270562).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61716902046 is a wasteful number, since it uses less digits than its factorization.
61716902046 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1114047.
The product of its (nonzero) digits is 108864, while the sum is 42.
The spelling of 61716902046 in words is "sixty-one billion, seven hundred sixteen million, nine hundred two thousand, forty-six".
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