Base | Representation |
---|---|
bin | 100111010101… |
… | …010110000000 |
3 | 201101212002101 |
4 | 213111112000 |
5 | 10114423130 |
6 | 1005000144 |
7 | 153433225 |
oct | 47252600 |
9 | 21355071 |
10 | 10311040 |
11 | 5902923 |
12 | 3553054 |
13 | 21a030c |
14 | 152594c |
15 | d8a1ca |
hex | 9d5580 |
10311040 has 32 divisors (see below), whose sum is σ = 24651360. Its totient is φ = 4124160.
The previous prime is 10311023. The next prime is 10311043. The reversal of 10311040 is 4011301.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (32).
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10311043) 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, 7416 + ... + 8695.
It is an arithmetic number, because the mean of its divisors is an integer number (770355).
Almost surely, 210311040 is an apocalyptic number.
10311040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10311040 is an abundant number, since it is smaller than the sum of its proper divisors (14340320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10311040 is an equidigital number, since it uses as much as digits as its factorization.
10311040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16130 (or 16118 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 10.
The square root of 10311040 is about 3211.0808149282. The cubic root of 10311040 is about 217.6544197800.
Adding to 10311040 its reverse (4011301), we get a palindrome (14322341).
The spelling of 10311040 in words is "ten million, three hundred eleven thousand, forty".
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