Base | Representation |
---|---|
bin | 101011010001011111… |
… | …001100000111110100 |
3 | 11102221011202100111200 |
4 | 223101133030013310 |
5 | 1230124324142340 |
6 | 33202334532500 |
7 | 3233266632141 |
oct | 532137140764 |
9 | 142834670450 |
10 | 46464287220 |
11 | 1878397377a |
12 | 9008967130 |
13 | 44c63ab0a0 |
14 | 236ad173c8 |
15 | 131e281330 |
hex | ad17cc1f4 |
46464287220 has 72 divisors (see below), whose sum is σ = 151783345896. Its totient is φ = 11437362432.
The previous prime is 46464287213. The next prime is 46464287281. The reversal of 46464287220 is 2278246464.
It can be written as a sum of positive squares in 4 ways, for example, as 162715536 + 46301571684 = 12756^2 + 215178^2 .
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9925927 + ... + 9930606.
Almost surely, 246464287220 is an apocalyptic number.
It is an amenable number.
46464287220 is an abundant number, since it is smaller than the sum of its proper divisors (105319058676).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
46464287220 is a wasteful number, since it uses less digits than its factorization.
46464287220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19856561 (or 19856556 counting only the distinct ones).
The product of its (nonzero) digits is 1032192, while the sum is 45.
The spelling of 46464287220 in words is "forty-six billion, four hundred sixty-four million, two hundred eighty-seven thousand, two hundred twenty".
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