Base | Representation |
---|---|
bin | 1001010101000011101101… |
… | …01010100001101001101110 |
3 | 2200122012011112011212022221 |
4 | 10222201312222201221232 |
5 | 10142103204143240240 |
6 | 111344203113025554 |
7 | 4215066513335431 |
oct | 452416652415156 |
9 | 80565145155287 |
10 | 20514754665070 |
11 | 659a29320a806 |
12 | 2373a919b52ba |
13 | b5a6c11ac653 |
14 | 50ccc2c81818 |
15 | 258980ebba4a |
hex | 12a876aa1a6e |
20514754665070 has 32 divisors (see below), whose sum is σ = 37713820060800. Its totient is φ = 8030969554176.
The previous prime is 20514754665043. The next prime is 20514754665073. The reversal of 20514754665070 is 7056645741502.
It is a super-2 number, since 2×205147546650702 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 20514754664999 and 20514754665017.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20514754665073) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10385386 + ... + 12201874.
It is an arithmetic number, because the mean of its divisors is an integer number (1178556876900).
Almost surely, 220514754665070 is an apocalyptic number.
20514754665070 is a deficient number, since it is larger than the sum of its proper divisors (17199065395730).
20514754665070 is a wasteful number, since it uses less digits than its factorization.
20514754665070 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1840572.
The product of its (nonzero) digits is 7056000, while the sum is 52.
The spelling of 20514754665070 in words is "twenty trillion, five hundred fourteen billion, seven hundred fifty-four million, six hundred sixty-five thousand, seventy".
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