Base | Representation |
---|---|
bin | 111011100111010… |
… | …001101111101000 |
3 | 2120200221222200011 |
4 | 323213101233220 |
5 | 4022014331130 |
6 | 243124421304 |
7 | 33533103106 |
oct | 7347215750 |
9 | 2520858604 |
10 | 1000152040 |
11 | 473618038 |
12 | 23ab47834 |
13 | 12c291454 |
14 | 96b8ac76 |
15 | 5cc1152a |
hex | 3b9d1be8 |
1000152040 has 16 divisors (see below), whose sum is σ = 2250342180. Its totient is φ = 400060800.
The previous prime is 1000152031. The next prime is 1000152061. The reversal of 1000152040 is 402510001.
It can be written as a sum of positive squares in 2 ways, for example, as 947531524 + 52620516 = 30782^2 + 7254^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 1000152040.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12501861 + ... + 12501940.
Almost surely, 21000152040 is an apocalyptic number.
1000152040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1000152040 is an abundant number, since it is smaller than the sum of its proper divisors (1250190140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1000152040 is a wasteful number, since it uses less digits than its factorization.
1000152040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25003812 (or 25003808 counting only the distinct ones).
The product of its (nonzero) digits is 40, while the sum is 13.
The square root of 1000152040 is about 31625.1804737933. The cubic root of 1000152040 is about 1000.0506774318.
Adding to 1000152040 its reverse (402510001), we get a palindrome (1402662041).
The spelling of 1000152040 in words is "one billion, one hundred fifty-two thousand, forty".
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