Base | Representation |
---|---|
bin | 10110100010000… |
… | …010101101100000 |
3 | 222100022112201200 |
4 | 112202002231200 |
5 | 1233233212002 |
6 | 101302201200 |
7 | 12240066102 |
oct | 2642025540 |
9 | 870275650 |
10 | 378022752 |
11 | 1844250a8 |
12 | a6723200 |
13 | 60418203 |
14 | 382c3572 |
15 | 232c1b1c |
hex | 16882b60 |
378022752 has 36 divisors (see below), whose sum is σ = 1075003020. Its totient is φ = 126007488.
The previous prime is 378022751. The next prime is 378022763. The reversal of 378022752 is 257220873.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (378022751) by changing a digit.
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 5 ways as a sum of consecutive naturals, for example, 656002 + ... + 656577.
It is an arithmetic number, because the mean of its divisors is an integer number (29861195).
Almost surely, 2378022752 is an apocalyptic number.
378022752 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
378022752 is an abundant number, since it is smaller than the sum of its proper divisors (696980268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
378022752 is a wasteful number, since it uses less digits than its factorization.
378022752 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1312595 (or 1312584 counting only the distinct ones).
The product of its (nonzero) digits is 47040, while the sum is 36.
The square root of 378022752 is about 19442.8072047223. The cubic root of 378022752 is about 723.0571857226.
The spelling of 378022752 in words is "three hundred seventy-eight million, twenty-two thousand, seven hundred fifty-two".
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