Search a number
-
+
488962321 = 19103249853
BaseRepresentation
bin11101001001001…
…111100100010001
31021002001212012121
4131021033210101
52000133243241
6120304054241
715055053061
oct3511174421
91232055177
10488962321
112310086a1
12117904381
137a3bc123
1448d213a1
152cdd7ad1
hex1d24f911

488962321 has 8 divisors (see below), whose sum is σ = 519696320. Its totient is φ = 458728272.

The previous prime is 488962297. The next prime is 488962391. The reversal of 488962321 is 123269884.

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-488962321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (488962391) 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, 122970 + ... + 126883.

It is an arithmetic number, because the mean of its divisors is an integer number (64962040).

Almost surely, 2488962321 is an apocalyptic number.

It is an amenable number.

488962321 is a deficient number, since it is larger than the sum of its proper divisors (30733999).

488962321 is a wasteful number, since it uses less digits than its factorization.

488962321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249975.

The product of its digits is 165888, while the sum is 43.

The square root of 488962321 is about 22112.4924194447. The cubic root of 488962321 is about 787.8166069177.

The spelling of 488962321 in words is "four hundred eighty-eight million, nine hundred sixty-two thousand, three hundred twenty-one".

Divisors: 1 19 103 1957 249853 4747207 25734859 488962321