Base | Representation |
---|---|
bin | 1000011000000… |
… | …01011001101010 |
3 | 11220012121001110 |
4 | 10030001121222 |
5 | 120441312310 |
6 | 10545531150 |
7 | 1512126420 |
oct | 414013152 |
9 | 156177043 |
10 | 70260330 |
11 | 36729698 |
12 | 1b643ab6 |
13 | 1173017a |
14 | 948d110 |
15 | 627cd20 |
hex | 430166a |
70260330 has 128 divisors (see below), whose sum is σ = 203212800. Its totient is φ = 15208704.
The previous prime is 70260329. The next prime is 70260341. The reversal of 70260330 is 3306207.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a junction number, because it is equal to n+sod(n) for n = 70260297 and 70260306.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 505401 + ... + 505539.
It is an arithmetic number, because the mean of its divisors is an integer number (1587600).
Almost surely, 270260330 is an apocalyptic number.
70260330 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 70260330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101606400).
70260330 is an abundant number, since it is smaller than the sum of its proper divisors (132952470).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70260330 is a wasteful number, since it uses less digits than its factorization.
70260330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 268.
The product of its (nonzero) digits is 756, while the sum is 21.
The square root of 70260330 is about 8382.1435206038. The cubic root of 70260330 is about 412.6387999390.
Adding to 70260330 its reverse (3306207), we get a palindrome (73566537).
The spelling of 70260330 in words is "seventy million, two hundred sixty thousand, three hundred thirty".
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