Base | Representation |
---|---|
bin | 101100110001… |
… | …1001001011100 |
3 | 1122011122100022 |
4 | 1121203021130 |
5 | 22002143110 |
6 | 2155051312 |
7 | 403350410 |
oct | 131431134 |
9 | 48148308 |
10 | 23474780 |
11 | 12283a4a |
12 | 7a40b38 |
13 | 4b2bc04 |
14 | 3190d40 |
15 | 20da755 |
hex | 166325c |
23474780 has 24 divisors (see below), whose sum is σ = 56339808. Its totient is φ = 8048448.
The previous prime is 23474779. The next prime is 23474821. The reversal of 23474780 is 8747432.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a self number, because there is not a number n which added to its sum of digits gives 23474780.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83699 + ... + 83978.
It is an arithmetic number, because the mean of its divisors is an integer number (2347492).
Almost surely, 223474780 is an apocalyptic number.
23474780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23474780 is an abundant number, since it is smaller than the sum of its proper divisors (32865028).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23474780 is a wasteful number, since it uses less digits than its factorization.
23474780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 167693 (or 167691 counting only the distinct ones).
The product of its (nonzero) digits is 37632, while the sum is 35.
The square root of 23474780 is about 4845.0779147502. The cubic root of 23474780 is about 286.3302134045.
The spelling of 23474780 in words is "twenty-three million, four hundred seventy-four thousand, seven hundred eighty".
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