Base | Representation |
---|---|
bin | 1011101101001000… |
… | …1101001111011100 |
3 | 22002222102211122200 |
4 | 2323102031033130 |
5 | 22413340042340 |
6 | 1235442211500 |
7 | 140602341012 |
oct | 27322151734 |
9 | 8088384580 |
10 | 3142112220 |
11 | 1372705465 |
12 | 738353b90 |
13 | 3b0c81100 |
14 | 21b43a8b2 |
15 | 135cb6330 |
hex | bb48d3dc |
3142112220 has 108 divisors (see below), whose sum is σ = 10320730056. Its totient is φ = 773435520.
The previous prime is 3142112189. The next prime is 3142112221. The reversal of 3142112220 is 222112413.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 3142112193 and 3142112202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3142112221) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 21226 + ... + 82065.
Almost surely, 23142112220 is an apocalyptic number.
3142112220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
3142112220 is an abundant number, since it is smaller than the sum of its proper divisors (7178617836).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3142112220 is a wasteful number, since it uses less digits than its factorization.
3142112220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 103332 (or 103314 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 3142112220 is about 56054.5468271754. The cubic root of 3142112220 is about 1464.6726227053.
Adding to 3142112220 its reverse (222112413), we get a palindrome (3364224633).
The spelling of 3142112220 in words is "three billion, one hundred forty-two million, one hundred twelve thousand, two hundred twenty".
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