Base | Representation |
---|---|
bin | 10000111101001001… |
… | …00010111010001010 |
3 | 212111101120201221212 |
4 | 20132210202322022 |
5 | 122120311044432 |
6 | 4103133133122 |
7 | 441401534411 |
oct | 103644427212 |
9 | 25441521855 |
10 | 9102831242 |
11 | 395134692a |
12 | 192062a1a2 |
13 | b20b7569b |
14 | 624d42478 |
15 | 3842402b2 |
hex | 21e922e8a |
9102831242 has 16 divisors (see below), whose sum is σ = 14162136552. Its totient is φ = 4384555200.
The previous prime is 9102831211. The next prime is 9102831247. The reversal of 9102831242 is 2421382019.
It can be written as a sum of positive squares in 4 ways, for example, as 8966385481 + 136445761 = 94691^2 + 11681^2 .
It is a junction number, because it is equal to n+sod(n) for n = 9102831199 and 9102831208.
It is not an unprimeable number, because it can be changed into a prime (9102831247) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 601493 + ... + 616440.
Almost surely, 29102831242 is an apocalyptic number.
9102831242 is a deficient number, since it is larger than the sum of its proper divisors (5059305310).
9102831242 is a wasteful number, since it uses less digits than its factorization.
9102831242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1218073.
The product of its (nonzero) digits is 6912, while the sum is 32.
The square root of 9102831242 is about 95408.7587279072. The cubic root of 9102831242 is about 2087.9759746126.
The spelling of 9102831242 in words is "nine billion, one hundred two million, eight hundred thirty-one thousand, two hundred forty-two".
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