Base | Representation |
---|---|
bin | 1110101110010000… |
… | …01011010111000110 |
3 | 202101212011121001020 |
4 | 13113020023113012 |
5 | 112141434244142 |
6 | 3344154412010 |
7 | 366605461041 |
oct | 72710132706 |
9 | 22355147036 |
10 | 7904212422 |
11 | 33967a3867 |
12 | 1647131006 |
13 | 98c745a92 |
14 | 54da91c58 |
15 | 313dc8cec |
hex | 1d720b5c6 |
7904212422 has 16 divisors (see below), whose sum is σ = 15971399472. Its totient is φ = 2607575040.
The previous prime is 7904212367. The next prime is 7904212457. The reversal of 7904212422 is 2242124097.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 6789979 + ... + 6791142.
It is an arithmetic number, because the mean of its divisors is an integer number (998212467).
Almost surely, 27904212422 is an apocalyptic number.
7904212422 is an abundant number, since it is smaller than the sum of its proper divisors (8067187050).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7904212422 is a wasteful number, since it uses less digits than its factorization.
7904212422 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13581223.
The product of its (nonzero) digits is 16128, while the sum is 33.
The square root of 7904212422 is about 88905.6377402468. The cubic root of 7904212422 is about 1991.9856296644.
The spelling of 7904212422 in words is "seven billion, nine hundred four million, two hundred twelve thousand, four hundred twenty-two".
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