Base | Representation |
---|---|
bin | 10110100011010… |
… | …001011001001000 |
3 | 222100220220210222 |
4 | 112203101121020 |
5 | 1233324020112 |
6 | 101313125212 |
7 | 12242610512 |
oct | 2643213110 |
9 | 870826728 |
10 | 378345032 |
11 | 18462524a |
12 | a6859808 |
13 | 604cbb00 |
14 | 38368bb2 |
15 | 23337372 |
hex | 168d1648 |
378345032 has 60 divisors (see below), whose sum is σ = 803079945. Its totient is φ = 167028576.
The previous prime is 378345029. The next prime is 378345053. The reversal of 378345032 is 230543873.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 2 ways, for example, as 323496196 + 54848836 = 17986^2 + 7406^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=13754.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 378344983 and 378345001.
It is an unprimeable number.
It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 16449773 + ... + 16449795.
Almost surely, 2378345032 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 378345032
378345032 is an abundant number, since it is smaller than the sum of its proper divisors (424734913).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
378345032 is an frugal number, since it uses more digits than its factorization.
378345032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 124 (or 38 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 35.
The square root of 378345032 is about 19451.0933368795. The cubic root of 378345032 is about 723.2626060562.
The spelling of 378345032 in words is "three hundred seventy-eight million, three hundred forty-five thousand, thirty-two".
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