Base | Representation |
---|---|
bin | 1011000001010010111… |
… | …01010111101110100110 |
3 | 1100012100221211112010121 |
4 | 11200221131113232212 |
5 | 22200440041443040 |
6 | 445541201112154 |
7 | 36233236510444 |
oct | 5405135275646 |
9 | 1305327745117 |
10 | 378652687270 |
11 | 136649630390 |
12 | 6147602865a |
13 | 29925aa1550 |
14 | 14480da1b94 |
15 | 9cb2743c4a |
hex | 5829757ba6 |
378652687270 has 64 divisors (see below), whose sum is σ = 801099802944. Its totient is φ = 127041707520.
The previous prime is 378652687241. The next prime is 378652687271. The reversal of 378652687270 is 72786256873.
It is a junction number, because it is equal to n+sod(n) for n = 378652687199 and 378652687208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (378652687271) 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, 3104764 + ... + 3224416.
It is an arithmetic number, because the mean of its divisors is an integer number (12517184421).
Almost surely, 2378652687270 is an apocalyptic number.
378652687270 is an abundant number, since it is smaller than the sum of its proper divisors (422447115674).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
378652687270 is a wasteful number, since it uses less digits than its factorization.
378652687270 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 121897.
The product of its (nonzero) digits is 47416320, while the sum is 61.
The spelling of 378652687270 in words is "three hundred seventy-eight billion, six hundred fifty-two million, six hundred eighty-seven thousand, two hundred seventy".
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