Base | Representation |
---|---|
bin | 10111111010110… |
… | …011011110010001 |
3 | 1000222002200222022 |
4 | 113322303132101 |
5 | 1310212304103 |
6 | 103453021225 |
7 | 12641630024 |
oct | 2772633621 |
9 | 1028080868 |
10 | 401291153 |
11 | 196577a8a |
12 | b2484815 |
13 | 651a41b3 |
14 | 3b41d1bb |
15 | 2536b138 |
hex | 17eb3791 |
401291153 has 4 divisors (see below), whose sum is σ = 422411760. Its totient is φ = 380170548.
The previous prime is 401291131. The next prime is 401291201. The reversal of 401291153 is 351192104.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 401291153 - 26 = 401291089 is a prime.
It is a super-2 number, since 2×4012911532 = 322069178952138818, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (401291753) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10560275 + ... + 10560312.
It is an arithmetic number, because the mean of its divisors is an integer number (105602940).
Almost surely, 2401291153 is an apocalyptic number.
It is an amenable number.
401291153 is a deficient number, since it is larger than the sum of its proper divisors (21120607).
401291153 is a wasteful number, since it uses less digits than its factorization.
401291153 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21120606.
The product of its (nonzero) digits is 1080, while the sum is 26.
The square root of 401291153 is about 20032.2528188918. The cubic root of 401291153 is about 737.5982229802.
The spelling of 401291153 in words is "four hundred one million, two hundred ninety-one thousand, one hundred fifty-three".
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