Base | Representation |
---|---|
bin | 10010001001000… |
… | …00100010000001 |
3 | 101121100101021122 |
4 | 21010200202001 |
5 | 302424124034 |
6 | 23033402025 |
7 | 3525324023 |
oct | 1104404201 |
9 | 347311248 |
10 | 152176769 |
11 | 78999728 |
12 | 42b69315 |
13 | 256b1934 |
14 | 162d4013 |
15 | d55e62e |
hex | 9120881 |
152176769 has 2 divisors, whose sum is σ = 152176770. Its totient is φ = 152176768.
The previous prime is 152176751. The next prime is 152176771. The reversal of 152176769 is 967671251.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 150381169 + 1795600 = 12263^2 + 1340^2 .
It is a cyclic number.
It is not a de Polignac number, because 152176769 - 216 = 152111233 is a prime.
It is a super-2 number, since 2×1521767692 = 46315538046558722, which contains 22 as substring.
Together with 152176771, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (152178769) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76088384 + 76088385.
It is an arithmetic number, because the mean of its divisors is an integer number (76088385).
Almost surely, 2152176769 is an apocalyptic number.
It is an amenable number.
152176769 is a deficient number, since it is larger than the sum of its proper divisors (1).
152176769 is an equidigital number, since it uses as much as digits as its factorization.
152176769 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 158760, while the sum is 44.
The square root of 152176769 is about 12335.9948524633. The cubic root of 152176769 is about 533.8871314802.
The spelling of 152176769 in words is "one hundred fifty-two million, one hundred seventy-six thousand, seven hundred sixty-nine".
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