Base | Representation |
---|---|
bin | 10100111000010101… |
… | …11000000100111100 |
3 | 1001221020122121011220 |
4 | 22130022320010330 |
5 | 140424232001140 |
6 | 5052205513340 |
7 | 544536460230 |
oct | 123412700474 |
9 | 31836577156 |
10 | 11210031420 |
11 | 4832852585 |
12 | 220a272850 |
13 | 10985b48b3 |
14 | 784b445c0 |
15 | 45922abd0 |
hex | 29c2b813c |
11210031420 has 48 divisors (see below), whose sum is σ = 35872101888. Its totient is φ = 2562292800.
The previous prime is 11210031419. The next prime is 11210031467. The reversal of 11210031420 is 2413001211.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 11210031420.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13344856 + ... + 13345695.
It is an arithmetic number, because the mean of its divisors is an integer number (747335456).
Almost surely, 211210031420 is an apocalyptic number.
11210031420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
11210031420 is an abundant number, since it is smaller than the sum of its proper divisors (24662070468).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11210031420 is a wasteful number, since it uses less digits than its factorization.
11210031420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26690570 (or 26690568 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 15.
Adding to 11210031420 its reverse (2413001211), we get a palindrome (13623032631).
The spelling of 11210031420 in words is "eleven billion, two hundred ten million, thirty-one thousand, four hundred twenty".
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