Base | Representation |
---|---|
bin | 101111110010001… |
… | …010111011100100 |
3 | 2001212111121202111 |
4 | 233302022323210 |
5 | 3120212243444 |
6 | 211314450404 |
7 | 25603114516 |
oct | 5762127344 |
9 | 2055447674 |
10 | 801681124 |
11 | 381589992 |
12 | 1a4593a04 |
13 | ca12113a |
14 | 78685bb6 |
15 | 4a5aa234 |
hex | 2fc8aee4 |
801681124 has 6 divisors (see below), whose sum is σ = 1402941974. Its totient is φ = 400840560.
The previous prime is 801681103. The next prime is 801681131. The reversal of 801681124 is 421186108.
It can be written as a sum of positive squares in only one way, i.e., 401281024 + 400400100 = 20032^2 + 20010^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100210137 + ... + 100210144.
Almost surely, 2801681124 is an apocalyptic number.
It is an amenable number.
801681124 is a deficient number, since it is larger than the sum of its proper divisors (601260850).
801681124 is a wasteful number, since it uses less digits than its factorization.
801681124 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 200420285 (or 200420283 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 31.
The square root of 801681124 is about 28313.9740057803. The cubic root of 801681124 is about 928.9675689678.
The spelling of 801681124 in words is "eight hundred one million, six hundred eighty-one thousand, one hundred twenty-four".
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