Base | Representation |
---|---|
bin | 1100010011011… |
… | …10100100101011 |
3 | 21012012210002212 |
4 | 12021232210223 |
5 | 202410311410 |
6 | 14124115335 |
7 | 2362204400 |
oct | 611564453 |
9 | 235183085 |
10 | 103213355 |
11 | 532967a3 |
12 | 2a695b4b |
13 | 184ca2bb |
14 | d9ca2a7 |
15 | 90dbb05 |
hex | 626e92b |
103213355 has 12 divisors (see below), whose sum is σ = 144077760. Its totient is φ = 70774704.
The previous prime is 103213337. The next prime is 103213367. The reversal of 103213355 is 553312301.
It is a de Polignac number, because none of the positive numbers 2k-103213355 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 103213355.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 210395 + ... + 210884.
It is an arithmetic number, because the mean of its divisors is an integer number (12006480).
Almost surely, 2103213355 is an apocalyptic number.
103213355 is a deficient number, since it is larger than the sum of its proper divisors (40864405).
103213355 is an equidigital number, since it uses as much as digits as its factorization.
103213355 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 421298 (or 421291 counting only the distinct ones).
The product of its (nonzero) digits is 1350, while the sum is 23.
The square root of 103213355 is about 10159.3973738603. The cubic root of 103213355 is about 469.0782523324.
Adding to 103213355 its reverse (553312301), we get a palindrome (656525656).
The spelling of 103213355 in words is "one hundred three million, two hundred thirteen thousand, three hundred fifty-five".
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