Base | Representation |
---|---|
bin | 1010011011010000… |
… | …1011101100000110 |
3 | 21020001020112211200 |
4 | 2212310023230012 |
5 | 21212431302342 |
6 | 1141413443330 |
7 | 126232351056 |
oct | 24664135406 |
9 | 7201215750 |
10 | 2798697222 |
11 | 1206878712 |
12 | 661340546 |
13 | 357a92279 |
14 | 1c79a5566 |
15 | 115a7d94c |
hex | a6d0bb06 |
2798697222 has 48 divisors (see below), whose sum is σ = 6149025792. Its totient is φ = 919885680.
The previous prime is 2798697221. The next prime is 2798697257. The reversal of 2798697222 is 2227968972.
It is a happy number.
It is a super-2 number, since 2×27986972222 = 15665412280861034568, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2798697221) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 378097 + ... + 385427.
It is an arithmetic number, because the mean of its divisors is an integer number (128104704).
Almost surely, 22798697222 is an apocalyptic number.
2798697222 is an abundant number, since it is smaller than the sum of its proper divisors (3350328570).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2798697222 is a wasteful number, since it uses less digits than its factorization.
2798697222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7633 (or 7630 counting only the distinct ones).
The product of its digits is 3048192, while the sum is 54.
The square root of 2798697222 is about 52902.7146940495. The cubic root of 2798697222 is about 1409.2411156979.
The spelling of 2798697222 in words is "two billion, seven hundred ninety-eight million, six hundred ninety-seven thousand, two hundred twenty-two".
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