Base | Representation |
---|---|
bin | 1001001100100110001… |
… | …0001100100000110111 |
3 | 120002211021212222200101 |
4 | 2103021202030200313 |
5 | 10042041000212343 |
6 | 200330104254531 |
7 | 14262246621322 |
oct | 2231142144067 |
9 | 502737788611 |
10 | 158000007223 |
11 | 61009980a73 |
12 | 26755a71447 |
13 | 11b8cac5946 |
14 | 790c05b7b9 |
15 | 419b0cbe4d |
hex | 24c988c837 |
158000007223 has 4 divisors (see below), whose sum is σ = 158001165720. Its totient is φ = 157998848728.
The previous prime is 158000007211. The next prime is 158000007271. The reversal of 158000007223 is 322700000851.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 322700000851 = 103 ⋅3133009717.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-158000007223 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 158000007191 and 158000007200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (158000007203) 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, 342388 + ... + 658201.
It is an arithmetic number, because the mean of its divisors is an integer number (39500291430).
Almost surely, 2158000007223 is an apocalyptic number.
158000007223 is a deficient number, since it is larger than the sum of its proper divisors (1158497).
158000007223 is a wasteful number, since it uses less digits than its factorization.
158000007223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1158496.
The product of its (nonzero) digits is 3360, while the sum is 28.
The spelling of 158000007223 in words is "one hundred fifty-eight billion, seven thousand, two hundred twenty-three".
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