Base | Representation |
---|---|
bin | 10110100100110… |
… | …000100110000100 |
3 | 222101122201201111 |
4 | 112210300212010 |
5 | 1233424004410 |
6 | 101325334404 |
7 | 12246123421 |
oct | 2644604604 |
9 | 871581644 |
10 | 378734980 |
11 | 184871218 |
12 | a6a07404 |
13 | 60607450 |
14 | 3842ad48 |
15 | 233b2b8a |
hex | 16930984 |
378734980 has 48 divisors (see below), whose sum is σ = 901615680. Its totient is φ = 132478848.
The previous prime is 378734969. The next prime is 378735001. The reversal of 378734980 is 89437873.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33394 + ... + 43273.
It is an arithmetic number, because the mean of its divisors is an integer number (18783660).
Almost surely, 2378734980 is an apocalyptic number.
It is an amenable number.
378734980 is an abundant number, since it is smaller than the sum of its proper divisors (522880700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
378734980 is a wasteful number, since it uses less digits than its factorization.
378734980 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 76708 (or 76706 counting only the distinct ones).
The product of its (nonzero) digits is 1016064, while the sum is 49.
The square root of 378734980 is about 19461.1145621211. The cubic root of 378734980 is about 723.5110018709.
The spelling of 378734980 in words is "three hundred seventy-eight million, seven hundred thirty-four thousand, nine hundred eighty".
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