Base | Representation |
---|---|
bin | 1000011000101… |
… | …10110101100000 |
3 | 11220101001111020 |
4 | 10030112311200 |
5 | 121002120003 |
6 | 10551445440 |
7 | 1512643404 |
oct | 414266540 |
9 | 156331436 |
10 | 70348128 |
11 | 36789654 |
12 | 1b686880 |
13 | 11761116 |
14 | 94b3104 |
15 | 6298d53 |
hex | 4316d60 |
70348128 has 96 divisors (see below), whose sum is σ = 192925152. Its totient is φ = 22425600.
The previous prime is 70348093. The next prime is 70348133. The reversal of 70348128 is 82184307.
It is a tau number, because it is divible by the number of its divisors (96).
It is a super-2 number, since 2×703481282 = 9897718226208768, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 239950 + ... + 240242.
It is an arithmetic number, because the mean of its divisors is an integer number (2009637).
Almost surely, 270348128 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 70348128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96462576).
70348128 is an abundant number, since it is smaller than the sum of its proper divisors (122577024).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70348128 is a wasteful number, since it uses less digits than its factorization.
70348128 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 408 (or 400 counting only the distinct ones).
The product of its (nonzero) digits is 10752, while the sum is 33.
The square root of 70348128 is about 8387.3790900376. The cubic root of 70348128 is about 412.8106075635.
The spelling of 70348128 in words is "seventy million, three hundred forty-eight thousand, one hundred twenty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •