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10620028 = 223118537
BaseRepresentation
bin101000100000…
…110001111100
3201222112221101
4220200301330
510204320103
61015342444
7156161116
oct50406174
921875841
1010620028
115aa3a91
123681a24
13227ab53
1415a63b6
15deba1d
hexa20c7c

10620028 has 12 divisors (see below), whose sum is σ = 18646992. Its totient is φ = 5292320.

The previous prime is 10620023. The next prime is 10620041. The reversal of 10620028 is 82002601.

It is a happy number.

It is a super-3 number, since 3×106200283 (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 10619987 and 10620014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10620023) 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, 3025 + ... + 5512.

It is an arithmetic number, because the mean of its divisors is an integer number (1553916).

Almost surely, 210620028 is an apocalyptic number.

It is an amenable number.

10620028 is a deficient number, since it is larger than the sum of its proper divisors (8026964).

10620028 is a wasteful number, since it uses less digits than its factorization.

10620028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8852 (or 8850 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 10620028 is about 3258.8384433721. The cubic root of 10620028 is about 219.8071864346.

Adding to 10620028 its reverse (82002601), we get a palindrome (92622629).

The spelling of 10620028 in words is "ten million, six hundred twenty thousand, twenty-eight".

Divisors: 1 2 4 311 622 1244 8537 17074 34148 2655007 5310014 10620028