Base | Representation |
---|---|
bin | 10110101011000… |
… | …001000110011110 |
3 | 222111202002000210 |
4 | 112223001012132 |
5 | 1234334003304 |
6 | 101424433250 |
7 | 12266065224 |
oct | 2653010636 |
9 | 874662023 |
10 | 380375454 |
11 | 185791788 |
12 | a7478826 |
13 | 60a60044 |
14 | 38736b14 |
15 | 235d8c89 |
hex | 16ac119e |
380375454 has 8 divisors (see below), whose sum is σ = 760750920. Its totient is φ = 126791816.
The previous prime is 380375453. The next prime is 380375467. The reversal of 380375454 is 454573083.
It is a sphenic number, since it is the product of 3 distinct primes.
380375454 is an admirable number.
It is a super-3 number, since 3×3803754543 (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (380375453) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31697949 + ... + 31697960.
It is an arithmetic number, because the mean of its divisors is an integer number (95093865).
Almost surely, 2380375454 is an apocalyptic number.
380375454 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
380375454 is a wasteful number, since it uses less digits than its factorization.
380375454 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63395914.
The product of its (nonzero) digits is 201600, while the sum is 39.
The square root of 380375454 is about 19503.2165039513. The cubic root of 380375454 is about 724.5541160025.
The spelling of 380375454 in words is "three hundred eighty million, three hundred seventy-five thousand, four hundred fifty-four".
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