Base | Representation |
---|---|
bin | 1000011011101… |
… | …10110011111010 |
3 | 11221010000202000 |
4 | 10031312303322 |
5 | 121102204432 |
6 | 11004121430 |
7 | 1516201455 |
oct | 415666372 |
9 | 157100660 |
10 | 70741242 |
11 | 36a27a40 |
12 | 1b836276 |
13 | 1186b030 |
14 | 957649c |
15 | 632557c |
hex | 4376cfa |
70741242 has 64 divisors (see below), whose sum is σ = 184705920. Its totient is φ = 19785600.
The previous prime is 70741241. The next prime is 70741247. The reversal of 70741242 is 24214707.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (70741241) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3142 + ... + 12302.
It is an arithmetic number, because the mean of its divisors is an integer number (2886030).
Almost surely, 270741242 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 70741242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92352960).
70741242 is an abundant number, since it is smaller than the sum of its proper divisors (113964678).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70741242 is a wasteful number, since it uses less digits than its factorization.
70741242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9196 (or 9190 counting only the distinct ones).
The product of its (nonzero) digits is 3136, while the sum is 27.
The square root of 70741242 is about 8410.7812954564. The cubic root of 70741242 is about 413.5781251720.
Adding to 70741242 its reverse (24214707), we get a palindrome (94955949).
The spelling of 70741242 in words is "seventy million, seven hundred forty-one thousand, two hundred forty-two".
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