Base | Representation |
---|---|
bin | 10100010101101… |
… | …001110001000100 |
3 | 212210001210102100 |
4 | 110111221301010 |
5 | 1144323023140 |
6 | 53505312100 |
7 | 11312216502 |
oct | 2425516104 |
9 | 783053370 |
10 | 341220420 |
11 | 165678a52 |
12 | 96335630 |
13 | 55900c98 |
14 | 33463672 |
15 | 1ee52530 |
hex | 14569c44 |
341220420 has 108 divisors (see below), whose sum is σ = 1052968644. Its totient is φ = 89433600.
The previous prime is 341220419. The next prime is 341220427. The reversal of 341220420 is 24022143.
It can be written as a sum of positive squares in 6 ways, for example, as 31741956 + 309478464 = 5634^2 + 17592^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 341220393 and 341220402.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (341220427) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2490592 + ... + 2490728.
Almost surely, 2341220420 is an apocalyptic number.
341220420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 341220420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (526484322).
341220420 is an abundant number, since it is smaller than the sum of its proper divisors (711748224).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
341220420 is a wasteful number, since it uses less digits than its factorization.
341220420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 390 (or 248 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
The square root of 341220420 is about 18472.1525545888. The cubic root of 341220420 is about 698.7873016634.
Adding to 341220420 its reverse (24022143), we get a palindrome (365242563).
It can be divided in two parts, 3412 and 20420, that added together give a palindrome (23832).
The spelling of 341220420 in words is "three hundred forty-one million, two hundred twenty thousand, four hundred twenty".
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