Base | Representation |
---|---|
bin | 1001000101000… |
… | …0011000110001 |
3 | 2122122120012100 |
4 | 2101100120301 |
5 | 34221444001 |
6 | 3440051013 |
7 | 641441403 |
oct | 221203061 |
9 | 78576170 |
10 | 38078001 |
11 | 1a548625 |
12 | 10903a69 |
13 | 7b72a80 |
14 | 50b2b73 |
15 | 3522586 |
hex | 2450631 |
38078001 has 12 divisors (see below), whose sum is σ = 59232628. Its totient is φ = 23432544.
The previous prime is 38077999. The next prime is 38078003. The reversal of 38078001 is 10087083.
It is an interprime number because it is at equal distance from previous prime (38077999) and next prime (38078003).
It can be written as a sum of positive squares in 2 ways, for example, as 15610401 + 22467600 = 3951^2 + 4740^2 .
It is not a de Polignac number, because 38078001 - 21 = 38077999 is a prime.
It is not an unprimeable number, because it can be changed into a prime (38078003) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 162610 + ... + 162843.
Almost surely, 238078001 is an apocalyptic number.
It is an amenable number.
38078001 is a deficient number, since it is larger than the sum of its proper divisors (21154627).
38078001 is a wasteful number, since it uses less digits than its factorization.
38078001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 325472 (or 325469 counting only the distinct ones).
The product of its (nonzero) digits is 1344, while the sum is 27.
The square root of 38078001 is about 6170.7374761855. The cubic root of 38078001 is about 336.4274163116.
The spelling of 38078001 in words is "thirty-eight million, seventy-eight thousand, one".
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