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10028619 = 322115281
BaseRepresentation
bin100110010000…
…011001001011
3200212111200100
4212100121023
510031403434
6554540443
7151145646
oct46203113
920774610
1010028619
11572a717
123437723
1321018c3
141490a5d
15d31699
hex99064b

10028619 has 12 divisors (see below), whose sum is σ = 14557192. Its totient is φ = 6652800.

The previous prime is 10028587. The next prime is 10028653. The reversal of 10028619 is 91682001.

It is not a de Polignac number, because 10028619 - 25 = 10028587 is a prime.

It is a super-2 number, since 2×100286192 = 201146398094322, 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 = 10028592 and 10028601.

It is not an unprimeable number, because it can be changed into a prime (10028659) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 742 + ... + 4539.

Almost surely, 210028619 is an apocalyptic number.

10028619 is a deficient number, since it is larger than the sum of its proper divisors (4528573).

10028619 is a wasteful number, since it uses less digits than its factorization.

10028619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5498 (or 5495 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 10028619 is about 3166.7994884426. The cubic root of 10028619 is about 215.6487991375.

The spelling of 10028619 in words is "ten million, twenty-eight thousand, six hundred nineteen".

Divisors: 1 3 9 211 633 1899 5281 15843 47529 1114291 3342873 10028619