Search a number
-
+
8800148020 = 2252915172669
BaseRepresentation
bin10000011001000011…
…11001101000110100
3211201022000211122011
420030201321220310
5121010314214040
64013121414004
7431035011136
oct101441715064
924638024564
108800148020
1138064aa504
12185719a304
13aa32484a1
145d6a71056
153678a13ea
hex20c879a34

8800148020 has 24 divisors (see below), whose sum is σ = 19117564200. Its totient is φ = 3398677632.

The previous prime is 8800147913. The next prime is 8800148023. The reversal of 8800148020 is 208410088.

It can be written as a sum of positive squares in 4 ways, for example, as 343138576 + 8457009444 = 18524^2 + 91962^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8800148023) 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, 7585755 + ... + 7586914.

It is an arithmetic number, because the mean of its divisors is an integer number (796565175).

Almost surely, 28800148020 is an apocalyptic number.

It is an amenable number.

8800148020 is an abundant number, since it is smaller than the sum of its proper divisors (10317416180).

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

8800148020 is a wasteful number, since it uses less digits than its factorization.

8800148020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15172707 (or 15172705 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 31.

The square root of 8800148020 is about 93809.1041424019. The cubic root of 8800148020 is about 2064.5718064617.

The spelling of 8800148020 in words is "eight billion, eight hundred million, one hundred forty-eight thousand, twenty".

Divisors: 1 2 4 5 10 20 29 58 116 145 290 580 15172669 30345338 60690676 75863345 151726690 303453380 440007401 880014802 1760029604 2200037005 4400074010 8800148020