Base | Representation |
---|---|
bin | 101111000101100111100 |
3 | 2220101120010 |
4 | 11320230330 |
5 | 343333342 |
6 | 53023220 |
7 | 16054314 |
oct | 5705474 |
9 | 2811503 |
10 | 1542972 |
11 | 964292 |
12 | 624b10 |
13 | 420402 |
14 | 2c2444 |
15 | 20729c |
hex | 178b3c |
1542972 has 24 divisors (see below), whose sum is σ = 3652992. Its totient is φ = 506800.
The previous prime is 1542941. The next prime is 1542973. The reversal of 1542972 is 2792451.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1542973) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54 + ... + 1757.
It is an arithmetic number, because the mean of its divisors is an integer number (152208).
21542972 is an apocalyptic number.
1542972 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1542972 is an abundant number, since it is smaller than the sum of its proper divisors (2110020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1542972 is a wasteful number, since it uses less digits than its factorization.
1542972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1889 (or 1887 counting only the distinct ones).
The product of its digits is 5040, while the sum is 30.
The square root of 1542972 is about 1242.1642403483. The cubic root of 1542972 is about 115.5542744489.
The spelling of 1542972 in words is "one million, five hundred forty-two thousand, nine hundred seventy-two".
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