Base | Representation |
---|---|
bin | 10000000000101… |
… | …101000111101110 |
3 | 200201110022201220 |
4 | 100000231013232 |
5 | 1022231322040 |
6 | 42353244210 |
7 | 6441143322 |
oct | 2000550756 |
9 | 621408656 |
10 | 268620270 |
11 | 1286a1426 |
12 | 75b63666 |
13 | 43861b09 |
14 | 27965982 |
15 | 188b12d0 |
hex | 1002d1ee |
268620270 has 32 divisors (see below), whose sum is σ = 665487360. Its totient is φ = 69321120.
The previous prime is 268620263. The next prime is 268620277. The reversal of 268620270 is 72026862.
It is an interprime number because it is at equal distance from previous prime (268620263) and next prime (268620277).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (268620277) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143490 + ... + 145349.
It is an arithmetic number, because the mean of its divisors is an integer number (20796480).
Almost surely, 2268620270 is an apocalyptic number.
268620270 is an abundant number, since it is smaller than the sum of its proper divisors (396867090).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
268620270 is a wasteful number, since it uses less digits than its factorization.
268620270 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 288880.
The product of its (nonzero) digits is 16128, while the sum is 33.
The square root of 268620270 is about 16389.6391052396. The cubic root of 268620270 is about 645.2275862940.
The spelling of 268620270 in words is "two hundred sixty-eight million, six hundred twenty thousand, two hundred seventy".
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