Base | Representation |
---|---|
bin | 11110010010011… |
… | …00011111010010 |
3 | 122201002000201111 |
4 | 33021030133102 |
5 | 1010020144230 |
6 | 41113323534 |
7 | 6203356021 |
oct | 1711143722 |
9 | 581060644 |
10 | 254068690 |
11 | 120462627 |
12 | 711065aa |
13 | 40838605 |
14 | 25a588b8 |
15 | 1748992a |
hex | f24c7d2 |
254068690 has 16 divisors (see below), whose sum is σ = 464150592. Its totient is φ = 100110384.
The previous prime is 254068669. The next prime is 254068709. The reversal of 254068690 is 96860452.
It is a happy number.
It is a super-2 number, since 2×2540686902 = 129101798476632200, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188934 + ... + 190273.
It is an arithmetic number, because the mean of its divisors is an integer number (29009412).
Almost surely, 2254068690 is an apocalyptic number.
254068690 is a deficient number, since it is larger than the sum of its proper divisors (210081902).
254068690 is a wasteful number, since it uses less digits than its factorization.
254068690 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 379281.
The product of its (nonzero) digits is 103680, while the sum is 40.
The square root of 254068690 is about 15939.5323017961. The cubic root of 254068690 is about 633.3596366423.
The spelling of 254068690 in words is "two hundred fifty-four million, sixty-eight thousand, six hundred ninety".
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