Base | Representation |
---|---|
bin | 10000110111001… |
… | …11000100110101 |
3 | 100212011200200212 |
4 | 20123213010311 |
5 | 242203040134 |
6 | 22011515205 |
7 | 3335232125 |
oct | 1033470465 |
9 | 325150625 |
10 | 141455669 |
11 | 72936813 |
12 | 3b458b05 |
13 | 233c9aa4 |
14 | 14b02c85 |
15 | c642bce |
hex | 86e7135 |
141455669 has 4 divisors (see below), whose sum is σ = 141479520. Its totient is φ = 141431820.
The previous prime is 141455599. The next prime is 141455689. The reversal of 141455669 is 966554141.
141455669 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 966554141 = 7 ⋅138079163.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-141455669 is a prime.
It is a super-2 number, since 2×1414556692 = 40019412584475122, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (141455689) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4664 + ... + 17454.
It is an arithmetic number, because the mean of its divisors is an integer number (35369880).
Almost surely, 2141455669 is an apocalyptic number.
It is an amenable number.
141455669 is a deficient number, since it is larger than the sum of its proper divisors (23851).
141455669 is a wasteful number, since it uses less digits than its factorization.
141455669 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23850.
The product of its digits is 129600, while the sum is 41.
The square root of 141455669 is about 11893.5137364868. The cubic root of 141455669 is about 521.0428639842.
The spelling of 141455669 in words is "one hundred forty-one million, four hundred fifty-five thousand, six hundred sixty-nine".
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