Base | Representation |
---|---|
bin | 111011011111000110110 |
3 | 10200000212000 |
4 | 13123320312 |
5 | 444333423 |
6 | 105440130 |
7 | 22365624 |
oct | 7337066 |
9 | 3600760 |
10 | 1949238 |
11 | 1111545 |
12 | 7a0046 |
13 | 5332c5 |
14 | 38a514 |
15 | 287843 |
hex | 1dbe36 |
1949238 has 16 divisors (see below), whose sum is σ = 4331760. Its totient is φ = 649728.
The previous prime is 1949201. The next prime is 1949251. The reversal of 1949238 is 8329491.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is an Ulam number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17995 + ... + 18102.
It is an arithmetic number, because the mean of its divisors is an integer number (270735).
21949238 is an apocalyptic number.
1949238 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
1949238 is an abundant number, since it is smaller than the sum of its proper divisors (2382522).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1949238 is a wasteful number, since it uses less digits than its factorization.
1949238 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36108 (or 36102 counting only the distinct ones).
The product of its digits is 15552, while the sum is 36.
The square root of 1949238 is about 1396.1511379503. The cubic root of 1949238 is about 124.9170222631.
It can be divided in two parts, 1949 and 238, that added together give a 7-th power (2187 = 37).
The spelling of 1949238 in words is "one million, nine hundred forty-nine thousand, two hundred thirty-eight".
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