Base | Representation |
---|---|
bin | 11110000000011000111… |
… | …10001110011100000011 |
3 | 10122120012021000202220110 |
4 | 33000030132032130003 |
5 | 113342442324313331 |
6 | 2105345134042403 |
7 | 134326114212414 |
oct | 17001436163403 |
9 | 3576167022813 |
10 | 1031001401091 |
11 | 36827745a432 |
12 | 147994349403 |
13 | 762b8c6b75c |
14 | 37c8788580b |
15 | 1bc4324b946 |
hex | f00c78e703 |
1031001401091 has 8 divisors (see below), whose sum is σ = 1387515904704. Its totient is φ = 680910582440.
The previous prime is 1031001401077. The next prime is 1031001401173. The reversal of 1031001401091 is 1901041001301.
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 1031001401091 - 29 = 1031001400579 is a prime.
It is a zygodrome in base 2.
It is not an unprimeable number, because it can be changed into a prime (1031001401011) 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, 1605920865 + ... + 1605921506.
It is an arithmetic number, because the mean of its divisors is an integer number (173439488088).
Almost surely, 21031001401091 is an apocalyptic number.
1031001401091 is a deficient number, since it is larger than the sum of its proper divisors (356514503613).
1031001401091 is a wasteful number, since it uses less digits than its factorization.
1031001401091 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3211842481.
The product of its (nonzero) digits is 108, while the sum is 21.
Adding to 1031001401091 its reverse (1901041001301), we get a palindrome (2932042402392).
The spelling of 1031001401091 in words is "one trillion, thirty-one billion, one million, four hundred one thousand, ninety-one".
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