Base | Representation |
---|---|
bin | 1000011001001… |
… | …10011111011010 |
3 | 11220111022110010 |
4 | 10030212133122 |
5 | 121011143000 |
6 | 10553102350 |
7 | 1513331346 |
oct | 414463732 |
9 | 156438403 |
10 | 70412250 |
11 | 36822847 |
12 | 1b6b79b6 |
13 | 1178436c |
14 | 94cc626 |
15 | 62acd50 |
hex | 43267da |
70412250 has 64 divisors (see below), whose sum is σ = 176956416. Its totient is φ = 18648000.
The previous prime is 70412231. The next prime is 70412263. The reversal of 70412250 is 5221407.
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, 167040 + ... + 167460.
It is an arithmetic number, because the mean of its divisors is an integer number (2764944).
Almost surely, 270412250 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 70412250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88478208).
70412250 is an abundant number, since it is smaller than the sum of its proper divisors (106544166).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70412250 is a wasteful number, since it uses less digits than its factorization.
70412250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 664 (or 654 counting only the distinct ones).
The product of its (nonzero) digits is 560, while the sum is 21.
The square root of 70412250 is about 8391.2007484031. The cubic root of 70412250 is about 412.9359944743.
Adding to 70412250 its reverse (5221407), we get a palindrome (75633657).
The spelling of 70412250 in words is "seventy million, four hundred twelve thousand, two hundred fifty".
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