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11600045 = 531671117
BaseRepresentation
bin101100010000…
…000010101101
3210211100021022
4230100002231
510432200140
61052343525
7200412242
oct54200255
923740238
1011600045
116603316
123a74ba5
132531c42
14177d5c9
1510420b5
hexb100ad

11600045 has 16 divisors (see below), whose sum is σ = 14596608. Its totient is φ = 8838720.

The previous prime is 11600041. The next prime is 11600047. The reversal of 11600045 is 54000611.

It is a happy number.

11600045 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11600045 - 22 = 11600041 is a prime.

It is a super-2 number, since 2×116000452 = 269122088004050, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11599996 and 11600032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11600041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9827 + ... + 10943.

It is an arithmetic number, because the mean of its divisors is an integer number (912288).

Almost surely, 211600045 is an apocalyptic number.

It is an amenable number.

11600045 is a deficient number, since it is larger than the sum of its proper divisors (2996563).

11600045 is a wasteful number, since it uses less digits than its factorization.

11600045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1220.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 11600045 is about 3405.8838794063. The cubic root of 11600045 is about 226.3705319123.

Adding to 11600045 its reverse (54000611), we get a palindrome (65600656).

The spelling of 11600045 in words is "eleven million, six hundred thousand, forty-five".

Divisors: 1 5 31 67 155 335 1117 2077 5585 10385 34627 74839 173135 374195 2320009 11600045