Base | Representation |
---|---|
bin | 10100100111001000… |
… | …000001010111101110 |
3 | 2010010100212000112202 |
4 | 110213020001113232 |
5 | 330311100010140 |
6 | 14100021301502 |
7 | 1412301345464 |
oct | 244710012756 |
9 | 63110760482 |
10 | 22131250670 |
11 | 9427572211 |
12 | 4357864892 |
13 | 21190b7ac9 |
14 | 10dd388834 |
15 | 897e07915 |
hex | 5272015ee |
22131250670 has 64 divisors (see below), whose sum is σ = 42749890560. Its totient is φ = 8227536768.
The previous prime is 22131250663. The next prime is 22131250697. The reversal of 22131250670 is 7605213122.
It is a happy number.
It is a congruent number.
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, 8840639 + ... + 8843141.
It is an arithmetic number, because the mean of its divisors is an integer number (667967040).
Almost surely, 222131250670 is an apocalyptic number.
22131250670 is a deficient number, since it is larger than the sum of its proper divisors (20618639890).
22131250670 is a wasteful number, since it uses less digits than its factorization.
22131250670 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3609.
The product of its (nonzero) digits is 5040, while the sum is 29.
Adding to 22131250670 its reverse (7605213122), we get a palindrome (29736463792).
The spelling of 22131250670 in words is "twenty-two billion, one hundred thirty-one million, two hundred fifty thousand, six hundred seventy".
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