Base | Representation |
---|---|
bin | 10010001000110… |
… | …10100010111001 |
3 | 101121022010122111 |
4 | 21010122202321 |
5 | 302422332444 |
6 | 23033052321 |
7 | 3525162364 |
oct | 1104324271 |
9 | 347263574 |
10 | 152152249 |
11 | 78982267 |
12 | 42b570a1 |
13 | 256a3722 |
14 | 162c90db |
15 | d557234 |
hex | 911a8b9 |
152152249 has 2 divisors, whose sum is σ = 152152250. Its totient is φ = 152152248.
The previous prime is 152152211. The next prime is 152152267. The reversal of 152152249 is 942251251.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 146894400 + 5257849 = 12120^2 + 2293^2 .
It is a cyclic number.
It is not a de Polignac number, because 152152249 - 215 = 152119481 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 152152249.
It is not a weakly prime, because it can be changed into another prime (152158249) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76076124 + 76076125.
It is an arithmetic number, because the mean of its divisors is an integer number (76076125).
Almost surely, 2152152249 is an apocalyptic number.
It is an amenable number.
152152249 is a deficient number, since it is larger than the sum of its proper divisors (1).
152152249 is an equidigital number, since it uses as much as digits as its factorization.
152152249 is an evil number, because the sum of its binary digits is even.
The product of its digits is 7200, while the sum is 31.
The square root of 152152249 is about 12335.0009728415. Note that the first 3 decimals coincide. The cubic root of 152152249 is about 533.8584551460.
The spelling of 152152249 in words is "one hundred fifty-two million, one hundred fifty-two thousand, two hundred forty-nine".
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