Base | Representation |
---|---|
bin | 10110101010001… |
… | …011101101000000 |
3 | 222111022222000010 |
4 | 112222023231000 |
5 | 1234310003421 |
6 | 101420024520 |
7 | 12264164451 |
oct | 2652135500 |
9 | 874288003 |
10 | 380156736 |
11 | 185652423 |
12 | a7392140 |
13 | 609b461b |
14 | 386bb128 |
15 | 23594076 |
hex | 16a8bb40 |
380156736 has 56 divisors (see below), whose sum is σ = 1017178560. Its totient is φ = 125289472.
The previous prime is 380156723. The next prime is 380156743. The reversal of 380156736 is 637651083.
It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 380156694 and 380156703.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5965 + ... + 28211.
Almost surely, 2380156736 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 380156736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (508589280).
380156736 is an abundant number, since it is smaller than the sum of its proper divisors (637021824).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
380156736 is a wasteful number, since it uses less digits than its factorization.
380156736 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22351 (or 22341 counting only the distinct ones).
The product of its (nonzero) digits is 90720, while the sum is 39.
The square root of 380156736 is about 19497.6084687328. The cubic root of 380156736 is about 724.4152151617.
The spelling of 380156736 in words is "three hundred eighty million, one hundred fifty-six thousand, seven hundred thirty-six".
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