Base | Representation |
---|---|
bin | 1001011000111011… |
… | …0000111000100010 |
3 | 20111122200021000212 |
4 | 2112032300320202 |
5 | 20130213441032 |
6 | 1054034014122 |
7 | 116313331301 |
oct | 22616607042 |
9 | 6448607025 |
10 | 2520452642 |
11 | 1083803414 |
12 | 5a4117342 |
13 | 3122408c6 |
14 | 19ca56438 |
15 | eb41abb2 |
hex | 963b0e22 |
2520452642 has 16 divisors (see below), whose sum is σ = 3824271360. Its totient is φ = 1245739872.
The previous prime is 2520452629. The next prime is 2520452651. The reversal of 2520452642 is 2462540252.
It is a junction number, because it is equal to n+sod(n) for n = 2520452599 and 2520452608.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106463 + ... + 127965.
It is an arithmetic number, because the mean of its divisors is an integer number (239016960).
Almost surely, 22520452642 is an apocalyptic number.
2520452642 is a deficient number, since it is larger than the sum of its proper divisors (1303818718).
2520452642 is a wasteful number, since it uses less digits than its factorization.
2520452642 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22177.
The product of its (nonzero) digits is 38400, while the sum is 32.
The square root of 2520452642 is about 50204.1098118471. The cubic root of 2520452642 is about 1360.8998949759.
Adding to 2520452642 its reverse (2462540252), we get a palindrome (4982992894).
The spelling of 2520452642 in words is "two billion, five hundred twenty million, four hundred fifty-two thousand, six hundred forty-two".
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