Base | Representation |
---|---|
bin | 11010001111000… |
… | …01111111001010 |
3 | 120100010010022000 |
4 | 31013201333022 |
5 | 422314444101 |
6 | 33501011430 |
7 | 5311426620 |
oct | 1507417712 |
9 | 510103260 |
10 | 220078026 |
11 | 103256973 |
12 | 61853b76 |
13 | 367970ac |
14 | 2132b510 |
15 | 144c3486 |
hex | d1e1fca |
220078026 has 64 divisors (see below), whose sum is σ = 588364800. Its totient is φ = 59568048.
The previous prime is 220077989. The next prime is 220078087. The reversal of 220078026 is 620870022.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8140 + ... + 22503.
It is an arithmetic number, because the mean of its divisors is an integer number (9193200).
Almost surely, 2220078026 is an apocalyptic number.
220078026 is an abundant number, since it is smaller than the sum of its proper divisors (368286774).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220078026 is a wasteful number, since it uses less digits than its factorization.
220078026 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30680 (or 30674 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 27.
The square root of 220078026 is about 14835.0269969421. The cubic root of 220078026 is about 603.7524331525.
The spelling of 220078026 in words is "two hundred twenty million, seventy-eight thousand, twenty-six".
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