Base | Representation |
---|---|
bin | 10110101110011… |
… | …01000000010000 |
3 | 111021201002212200 |
4 | 23113031000100 |
5 | 342300210302 |
6 | 30525523200 |
7 | 4503226200 |
oct | 1327150020 |
9 | 437632780 |
10 | 190631952 |
11 | 98674675 |
12 | 53a13500 |
13 | 30657294 |
14 | 1b464400 |
15 | 11b0881c |
hex | b5cd010 |
190631952 has 90 divisors (see below), whose sum is σ = 620630478. Its totient is φ = 54464256.
The previous prime is 190631939. The next prime is 190631963. The reversal of 190631952 is 259136091.
190631952 is a `hidden beast` number, since 19 + 0 + 631 + 9 + 5 + 2 = 666.
190631952 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 189778176 + 853776 = 13776^2 + 924^2 .
It is a super-2 number, since 2×1906319522 = 72681082246660608, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 6453 + ... + 20564.
Almost surely, 2190631952 is an apocalyptic number.
190631952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
190631952 is an abundant number, since it is smaller than the sum of its proper divisors (429998526).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
190631952 is a wasteful number, since it uses less digits than its factorization.
190631952 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27045 (or 27029 counting only the distinct ones).
The product of its (nonzero) digits is 14580, while the sum is 36.
The square root of 190631952 is about 13806.9530309913. The cubic root of 190631952 is about 575.5263757086.
The spelling of 190631952 in words is "one hundred ninety million, six hundred thirty-one thousand, nine hundred fifty-two".
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