Base | Representation |
---|---|
bin | 11101101100010001110… |
… | …11010111001110011000 |
3 | 10121112022210202222122221 |
4 | 32312020323113032120 |
5 | 113203334323342102 |
6 | 2100401523153424 |
7 | 133464422162200 |
oct | 16661073271630 |
9 | 3545283688587 |
10 | 1020204512152 |
11 | 363736939a21 |
12 | 145880515874 |
13 | 7528814a487 |
14 | 37541967400 |
15 | 1b81042d637 |
hex | ed88ed7398 |
1020204512152 has 24 divisors (see below), whose sum is σ = 2225190964860. Its totient is φ = 437230505040.
The previous prime is 1020204512149. The next prime is 1020204512153. The reversal of 1020204512152 is 2512154020201.
It is a super-2 number, since 2×10202045121522 (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 (1020204512153) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1301280874 + ... + 1301281657.
Almost surely, 21020204512152 is an apocalyptic number.
It is an amenable number.
1020204512152 is an abundant number, since it is smaller than the sum of its proper divisors (1204986452708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1020204512152 is a wasteful number, since it uses less digits than its factorization.
1020204512152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2602562551 (or 2602562540 counting only the distinct ones).
The product of its (nonzero) digits is 1600, while the sum is 25.
Adding to 1020204512152 its reverse (2512154020201), we get a palindrome (3532358532353).
The spelling of 1020204512152 in words is "one trillion, twenty billion, two hundred four million, five hundred twelve thousand, one hundred fifty-two".
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