Base | Representation |
---|---|
bin | 1000010001100… |
… | …1101111011000 |
3 | 2102022101000210 |
4 | 2010121233120 |
5 | 32341132230 |
6 | 3235531120 |
7 | 601005534 |
oct | 204315730 |
9 | 72271023 |
10 | 34708440 |
11 | 18656a68 |
12 | b759aa0 |
13 | 7263150 |
14 | 4876bc4 |
15 | 30a8eb0 |
hex | 2119bd8 |
34708440 has 128 divisors (see below), whose sum is σ = 118137600. Its totient is φ = 8087040.
The previous prime is 34708433. The next prime is 34708463. The reversal of 34708440 is 4480743.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a junction number, because it is equal to n+sod(n) for n = 34708398 and 34708407.
It is a congruent number.
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, 29055 + ... + 30225.
It is an arithmetic number, because the mean of its divisors is an integer number (922950).
Almost surely, 234708440 is an apocalyptic number.
34708440 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 34708440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59068800).
34708440 is an abundant number, since it is smaller than the sum of its proper divisors (83429160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
34708440 is a wasteful number, since it uses less digits than its factorization.
34708440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1217 (or 1213 counting only the distinct ones).
The product of its (nonzero) digits is 10752, while the sum is 30.
The square root of 34708440 is about 5891.3869334818. The cubic root of 34708440 is about 326.1957999244.
The spelling of 34708440 in words is "thirty-four million, seven hundred eight thousand, four hundred forty".
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