Base | Representation |
---|---|
bin | 100111001000101110… |
… | …000100000101110000 |
3 | 11000110121020011122120 |
4 | 213020232010011300 |
5 | 1142030142133430 |
6 | 31145454034240 |
7 | 3015231004203 |
oct | 471056040560 |
9 | 130417204576 |
10 | 42022224240 |
11 | 169044a5047 |
12 | 81891a8980 |
13 | 3c6900b559 |
14 | 2068dad93a |
15 | 115e2d9610 |
hex | 9c8b84170 |
42022224240 has 80 divisors (see below), whose sum is σ = 131206185600. Its totient is φ = 11125299456.
The previous prime is 42022224239. The next prime is 42022224241. The reversal of 42022224240 is 4242222024.
It is an interprime number because it is at equal distance from previous prime (42022224239) and next prime (42022224241).
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a self number, because there is not a number n which added to its sum of digits gives 42022224240.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42022224241) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 596470 + ... + 663189.
It is an arithmetic number, because the mean of its divisors is an integer number (1640077320).
Almost surely, 242022224240 is an apocalyptic number.
42022224240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
42022224240 is an abundant number, since it is smaller than the sum of its proper divisors (89183961360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42022224240 is a wasteful number, since it uses less digits than its factorization.
42022224240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1259814 (or 1259808 counting only the distinct ones).
The product of its (nonzero) digits is 4096, while the sum is 24.
Adding to 42022224240 its reverse (4242222024), we get a palindrome (46264446264).
The spelling of 42022224240 in words is "forty-two billion, twenty-two million, two hundred twenty-four thousand, two hundred forty".
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