Base | Representation |
---|---|
bin | 10111111010111… |
… | …000100001101000 |
3 | 1000222010202100210 |
4 | 113322320201220 |
5 | 1310213434343 |
6 | 103453301120 |
7 | 12642044250 |
oct | 2772704150 |
9 | 1028122323 |
10 | 401311848 |
11 | 196591593 |
12 | b24947a0 |
13 | 651b0742 |
14 | 3b426960 |
15 | 25372333 |
hex | 17eb8868 |
401311848 has 64 divisors (see below), whose sum is σ = 1152639360. Its totient is φ = 114057216.
The previous prime is 401311847. The next prime is 401311849. The reversal of 401311848 is 848113104.
It is an interprime number because it is at equal distance from previous prime (401311847) and next prime (401311849).
It is a super-2 number, since 2×4013118482 = 322102398690350208, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (401311847) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26236 + ... + 38612.
It is an arithmetic number, because the mean of its divisors is an integer number (18009990).
Almost surely, 2401311848 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 401311848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (576319680).
401311848 is an abundant number, since it is smaller than the sum of its proper divisors (751327512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
401311848 is a wasteful number, since it uses less digits than its factorization.
401311848 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12586 (or 12582 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 30.
The square root of 401311848 is about 20032.7693542356. The cubic root of 401311848 is about 737.6109023301.
The spelling of 401311848 in words is "four hundred one million, three hundred eleven thousand, eight hundred forty-eight".
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