Base | Representation |
---|---|
bin | 11001000010100… |
… | …100100010011000 |
3 | 1002021111111211011 |
4 | 121002210202120 |
5 | 1330021314334 |
6 | 105404143304 |
7 | 13260554002 |
oct | 3102444230 |
9 | 1067444734 |
10 | 420104344 |
11 | 1a6157680 |
12 | b8837b34 |
13 | 6906036a |
14 | 3db19372 |
15 | 26d35564 |
hex | 190a4898 |
420104344 has 16 divisors (see below), whose sum is σ = 859304520. Its totient is φ = 190956480.
The previous prime is 420104329. The next prime is 420104351. The reversal of 420104344 is 443401024.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2386869 + ... + 2387044.
Almost surely, 2420104344 is an apocalyptic number.
420104344 is a gapful number since it is divisible by the number (44) formed by its first and last digit.
It is an amenable number.
420104344 is an abundant number, since it is smaller than the sum of its proper divisors (439200176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
420104344 is a wasteful number, since it uses less digits than its factorization.
420104344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4773930 (or 4773926 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 22.
The square root of 420104344 is about 20496.4471067549. The cubic root of 420104344 is about 748.9492509598.
Adding to 420104344 its reverse (443401024), we get a palindrome (863505368).
The spelling of 420104344 in words is "four hundred twenty million, one hundred four thousand, three hundred forty-four".
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