Base | Representation |
---|---|
bin | 10100101011111000… |
… | …011010101000010011 |
3 | 2010022221000001000220 |
4 | 110223320122220103 |
5 | 330442011432112 |
6 | 14111551444123 |
7 | 1414260526611 |
oct | 245370325023 |
9 | 63287001026 |
10 | 22211045907 |
11 | 9468613596 |
12 | 437a526643 |
13 | 212c7a5c1b |
14 | 1109bda6b1 |
15 | 89ee1a98c |
hex | 52be1aa13 |
22211045907 has 16 divisors (see below), whose sum is σ = 30403498272. Its totient is φ = 14414561280.
The previous prime is 22211045833. The next prime is 22211045911. The reversal of 22211045907 is 70954011222.
It is not a de Polignac number, because 22211045907 - 210 = 22211044883 is a prime.
It is a super-2 number, since 2×222110459072 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (22211045917) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141358 + ... + 253779.
It is an arithmetic number, because the mean of its divisors is an integer number (1900218642).
Almost surely, 222211045907 is an apocalyptic number.
22211045907 is a deficient number, since it is larger than the sum of its proper divisors (8192452365).
22211045907 is a wasteful number, since it uses less digits than its factorization.
22211045907 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 395638.
The product of its (nonzero) digits is 10080, while the sum is 33.
The spelling of 22211045907 in words is "twenty-two billion, two hundred eleven million, forty-five thousand, nine hundred seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •