Base | Representation |
---|---|
bin | 10111111010010… |
… | …001100010010001 |
3 | 1000221211122021212 |
4 | 113322101202101 |
5 | 1310143332040 |
6 | 103450025505 |
7 | 12640510532 |
oct | 2772214221 |
9 | 1027748255 |
10 | 401152145 |
11 | 1964925a9 |
12 | b2418295 |
13 | 65155b44 |
14 | 3b3c4689 |
15 | 2533ed65 |
hex | 17e91891 |
401152145 has 16 divisors (see below), whose sum is σ = 512137728. Its totient is φ = 300599040.
The previous prime is 401152123. The next prime is 401152181. The reversal of 401152145 is 541251104.
It is not a de Polignac number, because 401152145 - 28 = 401151889 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 401152145.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6752 + ... + 29118.
It is an arithmetic number, because the mean of its divisors is an integer number (32008608).
Almost surely, 2401152145 is an apocalyptic number.
It is an amenable number.
401152145 is a deficient number, since it is larger than the sum of its proper divisors (110985583).
401152145 is a wasteful number, since it uses less digits than its factorization.
401152145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22600.
The product of its (nonzero) digits is 800, while the sum is 23.
The square root of 401152145 is about 20028.7829135971. The cubic root of 401152145 is about 737.5130446797.
The spelling of 401152145 in words is "four hundred one million, one hundred fifty-two thousand, one hundred forty-five".
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