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23062120 = 235576553
BaseRepresentation
bin101011111111…
…0011001101000
31121101200021121
41113332121220
521400441440
62142145024
7400011334
oct127763150
947350247
1023062120
1112021a04
127882174
134a16133
1430c47c4
15205834a
hex15fe668

23062120 has 16 divisors (see below), whose sum is σ = 51889860. Its totient is φ = 9224832.

The previous prime is 23062103. The next prime is 23062121. The reversal of 23062120 is 2126032.

It can be written as a sum of positive squares in 2 ways, for example, as 23059204 + 2916 = 4802^2 + 54^2 .

It is a super-2 number, since 2×230621202 = 1063722757788800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23062094 and 23062103.

It is not an unprimeable number, because it can be changed into a prime (23062121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288237 + ... + 288316.

Almost surely, 223062120 is an apocalyptic number.

23062120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23062120 is an abundant number, since it is smaller than the sum of its proper divisors (28827740).

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

23062120 is a wasteful number, since it uses less digits than its factorization.

23062120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576564 (or 576560 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 23062120 is about 4802.3036138920. The cubic root of 23062120 is about 284.6424982879.

Adding to 23062120 its reverse (2126032), we get a palindrome (25188152).

The spelling of 23062120 in words is "twenty-three million, sixty-two thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 576553 1153106 2306212 2882765 4612424 5765530 11531060 23062120