Base | Representation |
---|---|
bin | 1000010110010… |
… | …10010000000000 |
3 | 11212210010011212 |
4 | 10023022100000 |
5 | 120412100212 |
6 | 10541025252 |
7 | 1510166006 |
oct | 413122000 |
9 | 155703155 |
10 | 70034432 |
11 | 365949a6 |
12 | 1b555228 |
13 | 116813c0 |
14 | 9430a76 |
15 | 6235e22 |
hex | 42ca400 |
70034432 has 44 divisors (see below), whose sum is σ = 150798396. Its totient is φ = 32317440.
The previous prime is 70034429. The next prime is 70034443. The reversal of 70034432 is 23443007.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 30294016 + 39740416 = 5504^2 + 6304^2 .
It is a junction number, because it is equal to n+sod(n) for n = 70034398 and 70034407.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10682 + ... + 15942.
Almost surely, 270034432 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 70034432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75399198).
70034432 is an abundant number, since it is smaller than the sum of its proper divisors (80763964).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70034432 is a wasteful number, since it uses less digits than its factorization.
70034432 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5294 (or 5276 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 23.
The square root of 70034432 is about 8368.6577179378. The cubic root of 70034432 is about 412.1960922832.
Adding to 70034432 its reverse (23443007), we get a palindrome (93477439).
The spelling of 70034432 in words is "seventy million, thirty-four thousand, four hundred thirty-two".
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