Search a number
-
+
160228008 = 23322225389
BaseRepresentation
bin10011000110011…
…10001010101000
3102011111102111200
421203032022220
5312004244013
623522124200
73653626023
oct1143161250
9364442450
10160228008
1182498746
12457b0660
1327270495
14173cc1ba
15e0eee73
hex98ce2a8

160228008 has 24 divisors (see below), whose sum is σ = 433951050. Its totient is φ = 53409312.

The previous prime is 160228001. The next prime is 160228027. The reversal of 160228008 is 800822061.

It can be written as a sum of positive squares in only one way, i.e., 95296644 + 64931364 = 9762^2 + 8058^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (160228001) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1112623 + ... + 1112766.

Almost surely, 2160228008 is an apocalyptic number.

160228008 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

160228008 is an abundant number, since it is smaller than the sum of its proper divisors (273723042).

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

160228008 is a wasteful number, since it uses less digits than its factorization.

160228008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2225401 (or 2225394 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The square root of 160228008 is about 12658.1202395932. The cubic root of 160228008 is about 543.1412796408.

The spelling of 160228008 in words is "one hundred sixty million, two hundred twenty-eight thousand, eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 2225389 4450778 6676167 8901556 13352334 17803112 20028501 26704668 40057002 53409336 80114004 160228008