Base | Representation |
---|---|
bin | 101001000101001… |
… | …1010001001001010 |
3 | 10120001211000221202 |
4 | 1102022122021022 |
5 | 10310341211414 |
6 | 344441104202 |
7 | 46105501334 |
oct | 12212321112 |
9 | 3501730852 |
10 | 1378460234 |
11 | 648117638 |
12 | 325788062 |
13 | 18c779558 |
14 | d1106454 |
15 | 8103c9de |
hex | 5229a24a |
1378460234 has 8 divisors (see below), whose sum is σ = 2123573988. Its totient is φ = 670602240.
The previous prime is 1378460231. The next prime is 1378460267. The reversal of 1378460234 is 4320648731.
It can be written as a sum of positive squares in 2 ways, for example, as 1033429609 + 345030625 = 32147^2 + 18575^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (1378460231) 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, 9313847 + ... + 9313994.
Almost surely, 21378460234 is an apocalyptic number.
1378460234 is a deficient number, since it is larger than the sum of its proper divisors (745113754).
1378460234 is a wasteful number, since it uses less digits than its factorization.
1378460234 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18627880.
The product of its (nonzero) digits is 96768, while the sum is 38.
The square root of 1378460234 is about 37127.6209041193. The cubic root of 1378460234 is about 1112.9220507650.
The spelling of 1378460234 in words is "one billion, three hundred seventy-eight million, four hundred sixty thousand, two hundred thirty-four".
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