Base | Representation |
---|---|
bin | 1000010110110… |
… | …10000000000100 |
3 | 11212220101200100 |
4 | 10023122000010 |
5 | 120421131243 |
6 | 10542244100 |
7 | 1510555053 |
oct | 413320004 |
9 | 155811610 |
10 | 70098948 |
11 | 36629417 |
12 | 1b586630 |
13 | 116a488a |
14 | 944a39a |
15 | 624a0d3 |
hex | 42da004 |
70098948 has 18 divisors (see below), whose sum is σ = 177194654. Its totient is φ = 23366304.
The previous prime is 70098937. The next prime is 70098983. The reversal of 70098948 is 84989007.
It can be written as a sum of positive squares in only one way, i.e., 44515584 + 25583364 = 6672^2 + 5058^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a super-3 number, since 3×700989483 (a number of 25 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 973561 + ... + 973632.
Almost surely, 270098948 is an apocalyptic number.
It is an amenable number.
70098948 is an abundant number, since it is smaller than the sum of its proper divisors (107095706).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70098948 is a wasteful number, since it uses less digits than its factorization.
70098948 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1947203 (or 1947198 counting only the distinct ones).
The product of its (nonzero) digits is 145152, while the sum is 45.
The square root of 70098948 is about 8372.5114511716. The cubic root of 70098948 is about 412.3226256686.
The spelling of 70098948 in words is "seventy million, ninety-eight thousand, nine hundred forty-eight".
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