Base | Representation |
---|---|
bin | 10010001111000… |
… | …00001110111111 |
3 | 101122211021101122 |
4 | 21013200032333 |
5 | 303124240413 |
6 | 23102301155 |
7 | 3535104206 |
oct | 1107401677 |
9 | 348737348 |
10 | 152961983 |
11 | 79385669 |
12 | 432877bb |
13 | 258c8165 |
14 | 1645a23d |
15 | d667108 |
hex | 91e03bf |
152961983 has 4 divisors (see below), whose sum is σ = 159612528. Its totient is φ = 146311440.
The previous prime is 152961961. The next prime is 152961997. The reversal of 152961983 is 389169251.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 389169251 = 59 ⋅6596089.
It is a cyclic number.
It is not a de Polignac number, because 152961983 - 28 = 152961727 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (152961883) 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, 3325238 + ... + 3325283.
It is an arithmetic number, because the mean of its divisors is an integer number (39903132).
Almost surely, 2152961983 is an apocalyptic number.
152961983 is a deficient number, since it is larger than the sum of its proper divisors (6650545).
152961983 is an equidigital number, since it uses as much as digits as its factorization.
152961983 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6650544.
The product of its digits is 116640, while the sum is 44.
The square root of 152961983 is about 12367.7800352367. The cubic root of 152961983 is about 534.8038212797.
The spelling of 152961983 in words is "one hundred fifty-two million, nine hundred sixty-one thousand, nine hundred eighty-three".
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