Base | Representation |
---|---|
bin | 111011111011010… |
… | …101110001001001 |
3 | 2121001212012011022 |
4 | 323323111301021 |
5 | 4024341131101 |
6 | 243433242225 |
7 | 33625566401 |
oct | 7373256111 |
9 | 2531765138 |
10 | 1005411401 |
11 | 47658a515 |
12 | 240863375 |
13 | 1303b32b7 |
14 | 97759801 |
15 | 5d3eea1b |
hex | 3bed5c49 |
1005411401 has 8 divisors (see below), whose sum is σ = 1009778784. Its totient is φ = 1001052000.
The previous prime is 1005411377. The next prime is 1005411419. The reversal of 1005411401 is 1041145001.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1005411401 - 210 = 1005410377 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1005411401.
It is not an unprimeable number, because it can be changed into a prime (1005411461) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 445526 + ... + 447776.
It is an arithmetic number, because the mean of its divisors is an integer number (126222348).
Almost surely, 21005411401 is an apocalyptic number.
It is an amenable number.
1005411401 is a deficient number, since it is larger than the sum of its proper divisors (4367383).
1005411401 is a wasteful number, since it uses less digits than its factorization.
1005411401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3991.
The product of its (nonzero) digits is 80, while the sum is 17.
The square root of 1005411401 is about 31708.2229240303. Note that the first 3 decimals coincide. The cubic root of 1005411401 is about 1001.8005563842.
Adding to 1005411401 its reverse (1041145001), we get a palindrome (2046556402).
The spelling of 1005411401 in words is "one billion, five million, four hundred eleven thousand, four hundred one".
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