Base | Representation |
---|---|
bin | 10110000011010110… |
… | …000111101111010010 |
3 | 2021010012011220220102 |
4 | 112003112013233102 |
5 | 341443140410032 |
6 | 14513331212402 |
7 | 1465526336540 |
oct | 260326075722 |
9 | 67105156812 |
10 | 23678450642 |
11 | a050960480 |
12 | 4709a47102 |
13 | 23047c4b52 |
14 | 1208a56d90 |
15 | 938b77362 |
hex | 583587bd2 |
23678450642 has 128 divisors (see below), whose sum is σ = 48596889600. Its totient is φ = 8378092800.
The previous prime is 23678450641. The next prime is 23678450687. The reversal of 23678450642 is 24605487632.
It is not an unprimeable number, because it can be changed into a prime (23678450641) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6263909 + ... + 6267687.
It is an arithmetic number, because the mean of its divisors is an integer number (379663200).
Almost surely, 223678450642 is an apocalyptic number.
23678450642 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
23678450642 is an abundant number, since it is smaller than the sum of its proper divisors (24918438958).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23678450642 is a wasteful number, since it uses less digits than its factorization.
23678450642 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3912.
The product of its (nonzero) digits is 1935360, while the sum is 47.
The spelling of 23678450642 in words is "twenty-three billion, six hundred seventy-eight million, four hundred fifty thousand, six hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •