Base | Representation |
---|---|
bin | 1000011000111… |
… | …01111001010000 |
3 | 11220102112011001 |
4 | 10030131321100 |
5 | 121004031130 |
6 | 10552231344 |
7 | 1513123606 |
oct | 414357120 |
9 | 156375131 |
10 | 70377040 |
11 | 367a9348 |
12 | 1b69b554 |
13 | 11771326 |
14 | 94bd876 |
15 | 62a26ca |
hex | 431de50 |
70377040 has 20 divisors (see below), whose sum is σ = 163626804. Its totient is φ = 28150784.
The previous prime is 70377031. The next prime is 70377077. The reversal of 70377040 is 4077307.
It can be written as a sum of positive squares in 2 ways, for example, as 24245776 + 46131264 = 4924^2 + 6792^2 .
It is a tau number, because it is divible by the number of its divisors (20).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 439777 + ... + 439936.
Almost surely, 270377040 is an apocalyptic number.
It is an amenable number.
70377040 is an abundant number, since it is smaller than the sum of its proper divisors (93249764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70377040 is a wasteful number, since it uses less digits than its factorization.
70377040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 879726 (or 879720 counting only the distinct ones).
The product of its (nonzero) digits is 4116, while the sum is 28.
The square root of 70377040 is about 8389.1024549710. The cubic root of 70377040 is about 412.8671527573.
The spelling of 70377040 in words is "seventy million, three hundred seventy-seven thousand, forty".
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