Base | Representation |
---|---|
bin | 1101000111100001… |
… | …11010010010010101 |
3 | 200011210122210202020 |
4 | 12203300322102111 |
5 | 103410333201112 |
6 | 3122452403353 |
7 | 336343023354 |
oct | 64360722225 |
9 | 20153583666 |
10 | 7042475157 |
11 | 2a94325903 |
12 | 1446616559 |
13 | 883058283 |
14 | 4ab45599b |
15 | 2b340948c |
hex | 1a3c3a495 |
7042475157 has 8 divisors (see below), whose sum is σ = 9473064384. Its totient is φ = 4653434688.
The previous prime is 7042475149. The next prime is 7042475183. The reversal of 7042475157 is 7515742407.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 7042475157 - 23 = 7042475149 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7042475197) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10386793 + ... + 10387470.
It is an arithmetic number, because the mean of its divisors is an integer number (1184133048).
Almost surely, 27042475157 is an apocalyptic number.
It is an amenable number.
7042475157 is a deficient number, since it is larger than the sum of its proper divisors (2430589227).
7042475157 is a wasteful number, since it uses less digits than its factorization.
7042475157 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20774379.
The product of its (nonzero) digits is 274400, while the sum is 42.
The square root of 7042475157 is about 83919.4563674003. The cubic root of 7042475157 is about 1916.7925285599.
The spelling of 7042475157 in words is "seven billion, forty-two million, four hundred seventy-five thousand, one hundred fifty-seven".
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