Base | Representation |
---|---|
bin | 100100101000000… |
… | …0011101101011110 |
3 | 10011122110221100112 |
4 | 1021100003231132 |
5 | 10004102240040 |
6 | 321540330022 |
7 | 42311604506 |
oct | 11120035536 |
9 | 3148427315 |
10 | 1228946270 |
11 | 580787582 |
12 | 2a36a3912 |
13 | 1677ba956 |
14 | b9306a06 |
15 | 72d57365 |
hex | 49403b5e |
1228946270 has 8 divisors (see below), whose sum is σ = 2212103304. Its totient is φ = 491578504.
The previous prime is 1228946263. The next prime is 1228946273. The reversal of 1228946270 is 726498221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1228946273) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61447304 + ... + 61447323.
It is an arithmetic number, because the mean of its divisors is an integer number (276512913).
Almost surely, 21228946270 is an apocalyptic number.
1228946270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1228946270 is a deficient number, since it is larger than the sum of its proper divisors (983157034).
1228946270 is a wasteful number, since it uses less digits than its factorization.
1228946270 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 122894634.
The product of its (nonzero) digits is 96768, while the sum is 41.
The square root of 1228946270 is about 35056.3299562290. The cubic root of 1228946270 is about 1071.1352175588.
The spelling of 1228946270 in words is "one billion, two hundred twenty-eight million, nine hundred forty-six thousand, two hundred seventy".
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