Base | Representation |
---|---|
bin | 101010010101101… |
… | …0111101101101000 |
3 | 10200000012202221001 |
4 | 1110223113231220 |
5 | 10402141433324 |
6 | 352545324344 |
7 | 50130241444 |
oct | 12453275550 |
9 | 3600182831 |
10 | 1420655464 |
11 | 669a17528 |
12 | 3379366b4 |
13 | 198431347 |
14 | d696b824 |
15 | 84ac4e44 |
hex | 54ad7b68 |
1420655464 has 32 divisors (see below), whose sum is σ = 2729376000. Its totient is φ = 692921920.
The previous prime is 1420655461. The next prime is 1420655491. The reversal of 1420655464 is 4645560241.
It is not an unprimeable number, because it can be changed into a prime (1420655461) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110862 + ... + 123010.
It is an arithmetic number, because the mean of its divisors is an integer number (85293000).
Almost surely, 21420655464 is an apocalyptic number.
It is an amenable number.
1420655464 is a deficient number, since it is larger than the sum of its proper divisors (1308720536).
1420655464 is a wasteful number, since it uses less digits than its factorization.
1420655464 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12513 (or 12509 counting only the distinct ones).
The product of its (nonzero) digits is 115200, while the sum is 37.
The square root of 1420655464 is about 37691.5834636859. The cubic root of 1420655464 is about 1124.1637806282.
The spelling of 1420655464 in words is "one billion, four hundred twenty million, six hundred fifty-five thousand, four hundred sixty-four".
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