Base | Representation |
---|---|
bin | 100110111101… |
… | …111101000010 |
3 | 201012222200000 |
4 | 212331331002 |
5 | 10103341414 |
6 | 1002540430 |
7 | 152554011 |
oct | 46757502 |
9 | 21188600 |
10 | 10215234 |
11 | 5847947 |
12 | 3507716 |
13 | 2168823 |
14 | 14dca78 |
15 | d6bb09 |
hex | 9bdf42 |
10215234 has 24 divisors (see below), whose sum is σ = 22953840. Its totient is φ = 3404916.
The previous prime is 10215229. The next prime is 10215239. The reversal of 10215234 is 43251201.
It is an interprime number because it is at equal distance from previous prime (10215229) and next prime (10215239).
It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (10215239) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10024 + ... + 10995.
It is an arithmetic number, because the mean of its divisors is an integer number (956410).
Almost surely, 210215234 is an apocalyptic number.
10215234 is an abundant number, since it is smaller than the sum of its proper divisors (12738606).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10215234 is an equidigital number, since it uses as much as digits as its factorization.
10215234 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21036 (or 21024 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 10215234 is about 3196.1279699036. The cubic root of 10215234 is about 216.9782022036.
Adding to 10215234 its reverse (43251201), we get a palindrome (53466435).
The spelling of 10215234 in words is "ten million, two hundred fifteen thousand, two hundred thirty-four".
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