Search a number
-
+
8230872000 = 2635313233137
BaseRepresentation
bin1111010101001100…
…10010001111000000
3210020121211121202010
413222212102033000
5113324100401000
63440424052520
7410653154241
oct75246221700
923217747663
108230872000
113544126a5a
121718604140
13a12319280
14581204cc8
15332901d50
hex1ea9923c0

8230872000 has 896 divisors, whose sum is σ = 32378830848. Its totient is φ = 1824768000.

The previous prime is 8230871989. The next prime is 8230872019. The reversal of 8230872000 is 2780328.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 222455982 + ... + 222456018.

It is an arithmetic number, because the mean of its divisors is an integer number (36137088).

Almost surely, 28230872000 is an apocalyptic number.

8230872000 is a gapful number since it is divisible by the number (80) 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 8230872000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16189415424).

8230872000 is an abundant number, since it is smaller than the sum of its proper divisors (24147958848).

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

8230872000 is a wasteful number, since it uses less digits than its factorization.

8230872000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134 (or 114 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 8230872000 is about 90724.1533440792. The cubic root of 8230872000 is about 2019.0571687349.

The spelling of 8230872000 in words is "eight billion, two hundred thirty million, eight hundred seventy-two thousand".