Base | Representation |
---|---|
bin | 10001101100101… |
… | …01110110010101 |
3 | 101100100200221112 |
4 | 20312111312111 |
5 | 301001303442 |
6 | 22422024405 |
7 | 3451625504 |
oct | 1066256625 |
9 | 340320845 |
10 | 148462997 |
11 | 768924a1 |
12 | 41878105 |
13 | 249b1437 |
14 | 15a0883b |
15 | d079082 |
hex | 8d95d95 |
148462997 has 2 divisors, whose sum is σ = 148462998. Its totient is φ = 148462996.
The previous prime is 148462967. The next prime is 148463011. The reversal of 148462997 is 799264841.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 142898116 + 5564881 = 11954^2 + 2359^2 .
It is an emirp because it is prime and its reverse (799264841) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 148462997 - 26 = 148462933 is a prime.
It is a super-2 number, since 2×1484629972 = 44082522956444018, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (148462957) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74231498 + 74231499.
It is an arithmetic number, because the mean of its divisors is an integer number (74231499).
Almost surely, 2148462997 is an apocalyptic number.
It is an amenable number.
148462997 is a deficient number, since it is larger than the sum of its proper divisors (1).
148462997 is an equidigital number, since it uses as much as digits as its factorization.
148462997 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 870912, while the sum is 50.
The square root of 148462997 is about 12184.5392608830. The cubic root of 148462997 is about 529.5082623086.
The spelling of 148462997 in words is "one hundred forty-eight million, four hundred sixty-two thousand, nine hundred ninety-seven".
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