Base | Representation |
---|---|
bin | 10110100011101… |
… | …001011011100110 |
3 | 222101002220212201 |
4 | 112203221123212 |
5 | 1233340142434 |
6 | 101315205114 |
7 | 12243500542 |
oct | 2643513346 |
9 | 871086781 |
10 | 378443494 |
11 | 184692220 |
12 | a68a679a |
13 | 60534880 |
14 | 38392a22 |
15 | 23356614 |
hex | 168e96e6 |
378443494 has 64 divisors (see below), whose sum is σ = 711208512. Its totient is φ = 148377600.
The previous prime is 378443453. The next prime is 378443497. The reversal of 378443494 is 494344873.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (378443497) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1346634 + ... + 1346914.
It is an arithmetic number, because the mean of its divisors is an integer number (11112633).
Almost surely, 2378443494 is an apocalyptic number.
378443494 is a gapful number since it is divisible by the number (34) formed by its first and last digit.
378443494 is a deficient number, since it is larger than the sum of its proper divisors (332765018).
378443494 is a wasteful number, since it uses less digits than its factorization.
378443494 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 601.
The product of its digits is 1161216, while the sum is 46.
The square root of 378443494 is about 19453.6241867679. The cubic root of 378443494 is about 723.3253421832.
It can be divided in two parts, 3784 and 43494, that added together give a triangular number (47278 = T307).
The spelling of 378443494 in words is "three hundred seventy-eight million, four hundred forty-three thousand, four hundred ninety-four".
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