Base | Representation |
---|---|
bin | 1001000001011100… |
… | …1010010011100101 |
3 | 20020210101212112122 |
4 | 2100113022103211 |
5 | 14430012200004 |
6 | 1040155355325 |
7 | 114006403112 |
oct | 22027122345 |
9 | 6223355478 |
10 | 2421990629 |
11 | 1033172453 |
12 | 577152b45 |
13 | 2c7a18166 |
14 | 18d945909 |
15 | e296bcbe |
hex | 905ca4e5 |
2421990629 has 8 divisors (see below), whose sum is σ = 2699432640. Its totient is φ = 2159545536.
The previous prime is 2421990619. The next prime is 2421990671. The reversal of 2421990629 is 9260991242.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2421990629 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2421990629.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2421990619) 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, 3748889 + ... + 3749534.
It is an arithmetic number, because the mean of its divisors is an integer number (337429080).
Almost surely, 22421990629 is an apocalyptic number.
It is an amenable number.
2421990629 is a deficient number, since it is larger than the sum of its proper divisors (277442011).
2421990629 is a wasteful number, since it uses less digits than its factorization.
2421990629 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7498459.
The product of its (nonzero) digits is 139968, while the sum is 44.
The square root of 2421990629 is about 49213.7239903668. The cubic root of 2421990629 is about 1342.9427103567.
The spelling of 2421990629 in words is "two billion, four hundred twenty-one million, nine hundred ninety thousand, six hundred twenty-nine".
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