Base | Representation |
---|---|
bin | 10010001111100… |
… | …11010010010111 |
3 | 101122222020110000 |
4 | 21013303102113 |
5 | 303134240043 |
6 | 23104102343 |
7 | 3535550553 |
oct | 1107632227 |
9 | 348866400 |
10 | 153040023 |
11 | 79429264 |
12 | 433049b3 |
13 | 25924836 |
14 | 1647a863 |
15 | d6802d3 |
hex | 91f3497 |
153040023 has 10 divisors (see below), whose sum is σ = 228615464. Its totient is φ = 102026628.
The previous prime is 153039979. The next prime is 153040031. The reversal of 153040023 is 320040351.
It is not a de Polignac number, because 153040023 - 26 = 153039959 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 153039978 and 153040005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (153040073) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 944611 + ... + 944772.
Almost surely, 2153040023 is an apocalyptic number.
153040023 is a deficient number, since it is larger than the sum of its proper divisors (75575441).
153040023 is an equidigital number, since it uses as much as digits as its factorization.
153040023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1889395 (or 1889386 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 18.
The square root of 153040023 is about 12370.9346049520. The cubic root of 153040023 is about 534.8947567170.
Adding to 153040023 its reverse (320040351), we get a palindrome (473080374).
The spelling of 153040023 in words is "one hundred fifty-three million, forty thousand, twenty-three".
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