Base | Representation |
---|---|
bin | 100111010101101111… |
… | …011110001010010100 |
3 | 11001000211022201220112 |
4 | 213111233132022110 |
5 | 1143002104300410 |
6 | 31223300422152 |
7 | 3023523000026 |
oct | 472557361224 |
9 | 131024281815 |
10 | 42240696980 |
11 | 16a06854929 |
12 | 822a3a7958 |
13 | 3ca2362a71 |
14 | 208a000016 |
15 | 1173592105 |
hex | 9d5bde294 |
42240696980 has 48 divisors (see below), whose sum is σ = 89842072320. Its totient is φ = 16680091008.
The previous prime is 42240696959. The next prime is 42240697019. The reversal of 42240696980 is 8969604224.
It is a happy number.
It is a super-2 number, since 2×422406969802 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2363237 + ... + 2381043.
It is an arithmetic number, because the mean of its divisors is an integer number (1871709840).
Almost surely, 242240696980 is an apocalyptic number.
It is an amenable number.
42240696980 is an abundant number, since it is smaller than the sum of its proper divisors (47601375340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42240696980 is a wasteful number, since it uses less digits than its factorization.
42240696980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19328 (or 19326 counting only the distinct ones).
The product of its (nonzero) digits is 1492992, while the sum is 50.
The spelling of 42240696980 in words is "forty-two billion, two hundred forty million, six hundred ninety-six thousand, nine hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •