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10022913 = 33438997
BaseRepresentation
bin100110001111…
…000000000001
3200212012212000
4212033000001
510031213123
6554454213
7151123215
oct46170001
920765760
1010022913
1157263aa
123434369
1320cc124
14148c945
15d2eb43
hex98f001

10022913 has 32 divisors (see below), whose sum is σ = 15523200. Its totient is φ = 6386688.

The previous prime is 10022869. The next prime is 10022923. The reversal of 10022913 is 31922001.

It is a happy number.

It is not a de Polignac number, because 10022913 - 28 = 10022657 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10022923) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 103281 + ... + 103377.

It is an arithmetic number, because the mean of its divisors is an integer number (485100).

It is a Proth number, since it is equal to 2447 ⋅ 212 + 1 and 2447 < 212.

Almost surely, 210022913 is an apocalyptic number.

It is an amenable number.

10022913 is a deficient number, since it is larger than the sum of its proper divisors (5500287).

10022913 is an equidigital number, since it uses as much as digits as its factorization.

10022913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238 (or 232 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 10022913 is about 3165.8984506772. The cubic root of 10022913 is about 215.6078920264.

Adding to 10022913 its reverse (31922001), we get a palindrome (41944914).

The spelling of 10022913 in words is "ten million, twenty-two thousand, nine hundred thirteen".

Divisors: 1 3 9 27 43 89 97 129 267 291 387 801 873 1161 2403 2619 3827 4171 8633 11481 12513 25899 34443 37539 77697 103329 112617 233091 371219 1113657 3340971 10022913