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113520160 = 2551354577
BaseRepresentation
bin1101100010000…
…10111000100000
321220121102101101
412301002320200
5213030121120
615133044144
72545622365
oct661027040
9256542341
10113520160
1159096416
1232026654
131a6986c0
141111046c
159e7590a
hex6c42e20

113520160 has 48 divisors (see below), whose sum is σ = 288826776. Its totient is φ = 41914368.

The previous prime is 113520151. The next prime is 113520161. The reversal of 113520160 is 61025311.

It can be written as a sum of positive squares in 4 ways, for example, as 71166096 + 42354064 = 8436^2 + 6508^2 .

It is not an unprimeable number, because it can be changed into a prime (113520161) 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, 25209 + ... + 29368.

Almost surely, 2113520160 is an apocalyptic number.

113520160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113520160 is an abundant number, since it is smaller than the sum of its proper divisors (175306616).

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

113520160 is a wasteful number, since it uses less digits than its factorization.

113520160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54605 (or 54597 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 113520160 is about 10654.5839900017. The cubic root of 113520160 is about 484.1994942931.

Adding to 113520160 its reverse (61025311), we get a palindrome (174545471).

The spelling of 113520160 in words is "one hundred thirteen million, five hundred twenty thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 13 16 20 26 32 40 52 65 80 104 130 160 208 260 416 520 1040 2080 54577 109154 218308 272885 436616 545770 709501 873232 1091540 1419002 1746464 2183080 2838004 3547505 4366160 5676008 7095010 8732320 11352016 14190020 22704032 28380040 56760080 113520160