Base | Representation |
---|---|
bin | 11110000110000111… |
… | …10011110000100011 |
3 | 1112201001002212210202 |
4 | 33003003303300203 |
5 | 231042302114233 |
6 | 11231142215415 |
7 | 1111253056631 |
oct | 170303636043 |
9 | 45631085722 |
10 | 16157457443 |
11 | 6941510a16 |
12 | 316b12456b |
13 | 16a659660a |
14 | ad3c3c351 |
15 | 648749be8 |
hex | 3c30f3c23 |
16157457443 has 8 divisors (see below), whose sum is σ = 17467522320. Its totient is φ = 14893359840.
The previous prime is 16157457431. The next prime is 16157457487. The reversal of 16157457443 is 34475475161.
16157457443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 16157457443 - 28 = 16157457187 is a prime.
It is a super-2 number, since 2×161574574432 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (16157457403) 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 7 ways as a sum of consecutive naturals, for example, 11491088 + ... + 11492493.
It is an arithmetic number, because the mean of its divisors is an integer number (2183440290).
Almost surely, 216157457443 is an apocalyptic number.
16157457443 is a deficient number, since it is larger than the sum of its proper divisors (1310064877).
16157457443 is a wasteful number, since it uses less digits than its factorization.
16157457443 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22983637.
The product of its digits is 1411200, while the sum is 47.
The spelling of 16157457443 in words is "sixteen billion, one hundred fifty-seven million, four hundred fifty-seven thousand, four hundred forty-three".
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