Base | Representation |
---|---|
bin | 100101000000111… |
… | …1111110000001100 |
3 | 10012120010000211000 |
4 | 1022001333300030 |
5 | 10020430143020 |
6 | 323125100300 |
7 | 42531066612 |
oct | 11201776014 |
9 | 3176100730 |
10 | 1242037260 |
11 | 588108a82 |
12 | 2a7b57690 |
13 | 16a4223b9 |
14 | bad536b2 |
15 | 74091090 |
hex | 4a07fc0c |
1242037260 has 96 divisors (see below), whose sum is σ = 4032161280. Its totient is φ = 316806336.
The previous prime is 1242037249. The next prime is 1242037273. The reversal of 1242037260 is 627302421.
It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (27).
1242037260 is a modest number, since divided by 37260 gives 12420 as remainder.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37582 + ... + 62421.
It is an arithmetic number, because the mean of its divisors is an integer number (42001680).
Almost surely, 21242037260 is an apocalyptic number.
1242037260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1242037260 is an abundant number, since it is smaller than the sum of its proper divisors (2790124020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1242037260 is a wasteful number, since it uses less digits than its factorization.
1242037260 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 100044 (or 100036 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 27.
The square root of 1242037260 is about 35242.5489997531. The cubic root of 1242037260 is about 1074.9251103409.
Adding to 1242037260 its reverse (627302421), we get a palindrome (1869339681).
The spelling of 1242037260 in words is "one billion, two hundred forty-two million, thirty-seven thousand, two hundred sixty".
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