Base | Representation |
---|---|
bin | 11101101100011110101… |
… | …10100101110010111111 |
3 | 10121112121022121211122210 |
4 | 32312033112211302333 |
5 | 113204044423004043 |
6 | 2100420333511503 |
7 | 133500201364353 |
oct | 16661726456277 |
9 | 3545538554583 |
10 | 1020312313023 |
11 | 363791779353 |
12 | 1458b0642593 |
13 | 752a4592883 |
14 | 37551dc9463 |
15 | 1b819b24633 |
hex | ed8f5a5cbf |
1020312313023 has 8 divisors (see below), whose sum is σ = 1368562624128. Its totient is φ = 676135105304.
The previous prime is 1020312312991. The next prime is 1020312313043. The reversal of 1020312313023 is 3203132130201.
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 1020312313023 - 25 = 1020312312991 is a prime.
It is a super-2 number, since 2×10203123130232 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1020312313043) 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, 1018275261 + ... + 1018276262.
It is an arithmetic number, because the mean of its divisors is an integer number (171070328016).
Almost surely, 21020312313023 is an apocalyptic number.
1020312313023 is a deficient number, since it is larger than the sum of its proper divisors (348250311105).
1020312313023 is a wasteful number, since it uses less digits than its factorization.
1020312313023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2036551693.
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 1020312313023 its reverse (3203132130201), we get a palindrome (4223444443224).
The spelling of 1020312313023 in words is "one trillion, twenty billion, three hundred twelve million, three hundred thirteen thousand, twenty-three".
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