Base | Representation |
---|---|
bin | 111100010011010010000 |
3 | 10201101111102 |
4 | 13202122100 |
5 | 1001212302 |
6 | 110203532 |
7 | 22536536 |
oct | 7423220 |
9 | 3641442 |
10 | 1975952 |
11 | 112a620 |
12 | 7b35a8 |
13 | 542504 |
14 | 396156 |
15 | 290702 |
hex | 1e2690 |
1975952 has 40 divisors (see below), whose sum is σ = 4255680. Its totient is φ = 881280.
The previous prime is 1975949. The next prime is 1975957. The reversal of 1975952 is 2595791.
Its product of digits (28350) is a multiple of the sum of its prime divisors (225).
It is not an unprimeable number, because it can be changed into a prime (1975957) 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, 18074 + ... + 18182.
It is an arithmetic number, because the mean of its divisors is an integer number (106392).
21975952 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1975952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2127840).
1975952 is an abundant number, since it is smaller than the sum of its proper divisors (2279728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1975952 is a wasteful number, since it uses less digits than its factorization.
1975952 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 231 (or 225 counting only the distinct ones).
The product of its digits is 28350, while the sum is 38.
The square root of 1975952 is about 1405.6855978490. The cubic root of 1975952 is about 125.4850910582.
The spelling of 1975952 in words is "one million, nine hundred seventy-five thousand, nine hundred fifty-two".
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