Base | Representation |
---|---|
bin | 1011001000010011… |
… | …1001110001000010 |
3 | 21201012202022101102 |
4 | 2302010321301002 |
5 | 22104313122014 |
6 | 1212243134402 |
7 | 134015301323 |
oct | 26204716102 |
9 | 7635668342 |
10 | 2987629634 |
11 | 12a3491400 |
12 | 6b4674402 |
13 | 387c72ab2 |
14 | 204b0644a |
15 | 12744d8de |
hex | b2139c42 |
2987629634 has 12 divisors (see below), whose sum is σ = 4925885622. Its totient is φ = 1358013360.
The previous prime is 2987629633. The next prime is 2987629651. The reversal of 2987629634 is 4369267892.
It can be written as a sum of positive squares in only one way, i.e., 2970795025 + 16834609 = 54505^2 + 4103^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 2987629634.
It is not an unprimeable number, because it can be changed into a prime (2987629633) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6172547 + ... + 6173030.
Almost surely, 22987629634 is an apocalyptic number.
2987629634 is a deficient number, since it is larger than the sum of its proper divisors (1938255988).
2987629634 is a wasteful number, since it uses less digits than its factorization.
2987629634 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12345601 (or 12345590 counting only the distinct ones).
The product of its digits is 7838208, while the sum is 56.
The square root of 2987629634 is about 54659.2136240543. The cubic root of 2987629634 is about 1440.2644887762.
The spelling of 2987629634 in words is "two billion, nine hundred eighty-seven million, six hundred twenty-nine thousand, six hundred thirty-four".
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