Base | Representation |
---|---|
bin | 1000011100111… |
… | …01011011111101 |
3 | 11221102001202200 |
4 | 10032131123331 |
5 | 121122240303 |
6 | 11011342113 |
7 | 1520430642 |
oct | 416353375 |
9 | 157361680 |
10 | 70899453 |
11 | 37025899 |
12 | 1b8b1939 |
13 | 118c5051 |
14 | 95b7dc9 |
15 | 63573a3 |
hex | 439d6fd |
70899453 has 12 divisors (see below), whose sum is σ = 104589888. Its totient is φ = 46260360.
The previous prime is 70899407. The next prime is 70899457. The reversal of 70899453 is 35499807.
It is not a de Polignac number, because 70899453 - 221 = 68802301 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 70899399 and 70899408.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70899457) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 83383 + ... + 84228.
It is an arithmetic number, because the mean of its divisors is an integer number (8715824).
Almost surely, 270899453 is an apocalyptic number.
It is an amenable number.
70899453 is a deficient number, since it is larger than the sum of its proper divisors (33690435).
70899453 is a wasteful number, since it uses less digits than its factorization.
70899453 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 167664 (or 167661 counting only the distinct ones).
The product of its (nonzero) digits is 272160, while the sum is 45.
The square root of 70899453 is about 8420.1812925851. The cubic root of 70899453 is about 413.8862146164.
The spelling of 70899453 in words is "seventy million, eight hundred ninety-nine thousand, four hundred fifty-three".
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