Base | Representation |
---|---|
bin | 1000011010001… |
… | …01110101000000 |
3 | 11220201211112010 |
4 | 10031011311000 |
5 | 121024244413 |
6 | 10555532520 |
7 | 1514404515 |
oct | 415056500 |
9 | 156654463 |
10 | 70540608 |
11 | 36900226 |
12 | 1b75a140 |
13 | 117ca908 |
14 | 952330c |
15 | 62d5dc3 |
hex | 4345d40 |
70540608 has 56 divisors (see below), whose sum is σ = 190634112. Its totient is φ = 23010304.
The previous prime is 70540607. The next prime is 70540627. The reversal of 70540608 is 80604507.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70540607) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5116 + ... + 12932.
Almost surely, 270540608 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 70540608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95317056).
70540608 is an abundant number, since it is smaller than the sum of its proper divisors (120093504).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70540608 is a wasteful number, since it uses less digits than its factorization.
70540608 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7879 (or 7869 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 30.
The square root of 70540608 is about 8398.8456349667. The cubic root of 70540608 is about 413.1867626919.
The spelling of 70540608 in words is "seventy million, five hundred forty thousand, six hundred eight".
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