Base | Representation |
---|---|
bin | 1000010011111011… |
… | …1110111110101010 |
3 | 12202111012210111100 |
4 | 2010332332332222 |
5 | 14032130302102 |
6 | 1005220142230 |
7 | 106201031433 |
oct | 20476767652 |
9 | 5674183440 |
10 | 2231103402 |
11 | a45444010 |
12 | 523237976 |
13 | 297301938 |
14 | 17245648a |
15 | d0d12a1c |
hex | 84fbefaa |
2231103402 has 48 divisors (see below), whose sum is σ = 5327929152. Its totient is φ = 669116160.
The previous prime is 2231103401. The next prime is 2231103403. The reversal of 2231103402 is 2043011322.
It is an interprime number because it is at equal distance from previous prime (2231103401) and next prime (2231103403).
It is a super-3 number, since 3×22311034023 (a number of 29 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (2231103401) 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, 38878 + ... + 77289.
It is an arithmetic number, because the mean of its divisors is an integer number (110998524).
Almost surely, 22231103402 is an apocalyptic number.
2231103402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
2231103402 is an abundant number, since it is smaller than the sum of its proper divisors (3096825750).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2231103402 is a wasteful number, since it uses less digits than its factorization.
2231103402 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 116283 (or 116280 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 2231103402 is about 47234.5572859533. The cubic root of 2231103402 is about 1306.6920017850.
Adding to 2231103402 its reverse (2043011322), we get a palindrome (4274114724).
The spelling of 2231103402 in words is "two billion, two hundred thirty-one million, one hundred three thousand, four hundred two".
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