Base | Representation |
---|---|
bin | 1110101001101… |
… | …00100100101010 |
3 | 22120020220100211 |
4 | 13110310210222 |
5 | 222430224410 |
6 | 20110051334 |
7 | 3021423223 |
oct | 724644452 |
9 | 276226324 |
10 | 122898730 |
11 | 634116a9 |
12 | 351a9b4a |
13 | 1c600456 |
14 | 1247224a |
15 | abc968a |
hex | 753492a |
122898730 has 32 divisors (see below), whose sum is σ = 231916608. Its totient is φ = 46838400.
The previous prime is 122898691. The next prime is 122898731. The reversal of 122898730 is 37898221.
It is a super-2 number, since 2×1228987302 = 30208195671225800, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (122898731) 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 15 ways as a sum of consecutive naturals, for example, 14145 + ... + 21115.
It is an arithmetic number, because the mean of its divisors is an integer number (7247394).
Almost surely, 2122898730 is an apocalyptic number.
122898730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
122898730 is a deficient number, since it is larger than the sum of its proper divisors (109017878).
122898730 is a wasteful number, since it uses less digits than its factorization.
122898730 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7062.
The product of its (nonzero) digits is 48384, while the sum is 40.
The square root of 122898730 is about 11085.9699620737. The cubic root of 122898730 is about 497.1824594197.
The spelling of 122898730 in words is "one hundred twenty-two million, eight hundred ninety-eight thousand, seven hundred thirty".
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