Base | Representation |
---|---|
bin | 1000011010011… |
… | …10010011000100 |
3 | 11220210121010000 |
4 | 10031032103010 |
5 | 121031402200 |
6 | 11000401300 |
7 | 1514610615 |
oct | 415162304 |
9 | 156717100 |
10 | 70575300 |
11 | 369242a4 |
12 | 1b776230 |
13 | 11810643 |
14 | 9531c0c |
15 | 62e1300 |
hex | 434e4c4 |
70575300 has 90 divisors (see below), whose sum is σ = 228803498. Its totient is φ = 18817920.
The previous prime is 70575287. The next prime is 70575301. The reversal of 70575300 is 357507.
It can be written as a sum of positive squares in 3 ways, for example, as 19766916 + 50808384 = 4446^2 + 7128^2 .
It is a tau number, because it is divible by the number of its divisors (90).
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 (70575301) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 3744 + ... + 12456.
Almost surely, 270575300 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 70575300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114401749).
70575300 is an abundant number, since it is smaller than the sum of its proper divisors (158228198).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70575300 is a wasteful number, since it uses less digits than its factorization.
70575300 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8739 (or 8723 counting only the distinct ones).
The product of its (nonzero) digits is 3675, while the sum is 27.
The square root of 70575300 is about 8400.9106649220. The cubic root of 70575300 is about 413.2544869260.
The spelling of 70575300 in words is "seventy million, five hundred seventy-five thousand, three hundred".
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