Base | Representation |
---|---|
bin | 10010001011010… |
… | …10111011000001 |
3 | 101121220212020222 |
4 | 21011222323001 |
5 | 303013401343 |
6 | 23044112425 |
7 | 3531033254 |
oct | 1105527301 |
9 | 347825228 |
10 | 152481473 |
11 | 79087651 |
12 | 43095715 |
13 | 2578a531 |
14 | 1637309b |
15 | d5bea68 |
hex | 916aec1 |
152481473 has 4 divisors (see below), whose sum is σ = 152506308. Its totient is φ = 152456640.
The previous prime is 152481457. The next prime is 152481487. The reversal of 152481473 is 374184251.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 374184251 = 7 ⋅53454893.
It can be written as a sum of positive squares in 2 ways, for example, as 10942864 + 141538609 = 3308^2 + 11897^2 .
It is a cyclic number.
It is not a de Polignac number, because 152481473 - 24 = 152481457 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (152481443) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4253 + ... + 17973.
It is an arithmetic number, because the mean of its divisors is an integer number (38126577).
Almost surely, 2152481473 is an apocalyptic number.
It is an amenable number.
152481473 is a deficient number, since it is larger than the sum of its proper divisors (24835).
152481473 is a wasteful number, since it uses less digits than its factorization.
152481473 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24834.
The product of its digits is 26880, while the sum is 35.
The square root of 152481473 is about 12348.3388761404. The cubic root of 152481473 is about 534.2432285148.
The spelling of 152481473 in words is "one hundred fifty-two million, four hundred eighty-one thousand, four hundred seventy-three".
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