Search a number
-
+
6458310144 = 293611313
BaseRepresentation
bin1100000001111000…
…11111111000000000
3121200002110011000000
412000330133320000
5101211311411034
62544504000000
7316020505356
oct60074377000
917602404000
106458310144
112814603000
121302a60000
137bc0150c0
14453a317d6
1527beb8599
hex180f1fe00

6458310144 has 560 divisors, whose sum is σ = 22917376944. Its totient is φ = 1806520320.

The previous prime is 6458310113. The next prime is 6458310161. The reversal of 6458310144 is 4410138546.

6458310144 is a `hidden beast` number, since 64 + 583 + 1 + 0 + 14 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 6458310099 and 6458310108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 496793082 + ... + 496793094.

Almost surely, 26458310144 is an apocalyptic number.

6458310144 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6458310144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11458688472).

6458310144 is an abundant number, since it is smaller than the sum of its proper divisors (16459066800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6458310144 is an frugal number, since it uses more digits than its factorization.

6458310144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82 (or 29 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 6458310144 is about 80363.6120641674. The cubic root of 6458310144 is about 1862.2570726748.

The spelling of 6458310144 in words is "six billion, four hundred fifty-eight million, three hundred ten thousand, one hundred forty-four".