Base | Representation |
---|---|
bin | 1000011001001… |
… | …01001111100110 |
3 | 11220111001102221 |
4 | 10030211033212 |
5 | 121011012032 |
6 | 10553022554 |
7 | 1513310431 |
oct | 414451746 |
9 | 156431387 |
10 | 70407142 |
11 | 36819a23 |
12 | 1b6b4a5a |
13 | 11781c40 |
14 | 94ca818 |
15 | 62ab597 |
hex | 43253e6 |
70407142 has 8 divisors (see below), whose sum is σ = 113734656. Its totient is φ = 32495592.
The previous prime is 70407131. The next prime is 70407167. The reversal of 70407142 is 24170407.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1353958 + ... + 1354009.
It is an arithmetic number, because the mean of its divisors is an integer number (14216832).
Almost surely, 270407142 is an apocalyptic number.
70407142 is a deficient number, since it is larger than the sum of its proper divisors (43327514).
70407142 is a wasteful number, since it uses less digits than its factorization.
70407142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2707982.
The product of its (nonzero) digits is 1568, while the sum is 25.
The square root of 70407142 is about 8390.8963764308. The cubic root of 70407142 is about 412.9260088630.
Adding to 70407142 its reverse (24170407), we get a palindrome (94577549).
The spelling of 70407142 in words is "seventy million, four hundred seven thousand, one hundred forty-two".
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