Base | Representation |
---|---|
bin | 100111000010101… |
… | …0101010111101101 |
3 | 10101022000222010001 |
4 | 1032011111113231 |
5 | 10140331133401 |
6 | 333554144301 |
7 | 44314665334 |
oct | 11605252755 |
9 | 3338028101 |
10 | 1310021101 |
11 | 612522274 |
12 | 306882091 |
13 | 17b53631c |
14 | c5dacd1b |
15 | 7a01e601 |
hex | 4e1555ed |
1310021101 has 8 divisors (see below), whose sum is σ = 1411039520. Its totient is φ = 1212209712.
The previous prime is 1310021099. The next prime is 1310021107. The reversal of 1310021101 is 1011200131.
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 1310021101 - 21 = 1310021099 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1310021107) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 800910 + ... + 802543.
It is an arithmetic number, because the mean of its divisors is an integer number (176379940).
Almost surely, 21310021101 is an apocalyptic number.
It is an amenable number.
1310021101 is a deficient number, since it is larger than the sum of its proper divisors (101018419).
1310021101 is a wasteful number, since it uses less digits than its factorization.
1310021101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1603515.
The product of its (nonzero) digits is 6, while the sum is 10.
The square root of 1310021101 is about 36194.2136397519. The cubic root of 1310021101 is about 1094.1900562379.
Adding to 1310021101 its reverse (1011200131), we get a palindrome (2321221232).
The spelling of 1310021101 in words is "one billion, three hundred ten million, twenty-one thousand, one hundred one".
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