Search a number
-
+
8740972800 = 2832527219163
BaseRepresentation
bin10000010010000000…
…01010100100000000
3211120011200102111100
420021000022210000
5120400142112200
64003205214400
7426416020500
oct101100124400
924504612440
108740972800
11378606226a
12183b401400
13a93bc9a71
145ccc69a00
153625b2d00
hex20900a900

8740972800 has 972 divisors, whose sum is σ = 38501233680. Its totient is φ = 1881169920.

The previous prime is 8740972771. The next prime is 8740972817. The reversal of 8740972800 is 82790478.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 53625519 + ... + 53625681.

Almost surely, 28740972800 is an apocalyptic number.

8740972800 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 8740972800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19250616840).

8740972800 is an abundant number, since it is smaller than the sum of its proper divisors (29760260880).

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

8740972800 is a wasteful number, since it uses less digits than its factorization.

8740972800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228 (or 199 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 45.

The square root of 8740972800 is about 93493.1698040023. The cubic root of 8740972800 is about 2059.9337647978.

The spelling of 8740972800 in words is "eight billion, seven hundred forty million, nine hundred seventy-two thousand, eight hundred".