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10621268 = 2271392729
BaseRepresentation
bin101000100001…
…000101010100
3201222121122022
4220201011110
510204340033
61015352312
7156164540
oct50410524
921877568
1010621268
115aa4a09
123682698
13227b598
1415a6a20
15dec098
hexa21154

10621268 has 24 divisors (see below), whose sum is σ = 21403200. Its totient is φ = 4517568.

The previous prime is 10621241. The next prime is 10621283. The reversal of 10621268 is 86212601.

It is a super-2 number, since 2×106212682 = 225622667855648, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2528 + ... + 5256.

It is an arithmetic number, because the mean of its divisors is an integer number (891800).

Almost surely, 210621268 is an apocalyptic number.

It is an amenable number.

10621268 is an abundant number, since it is smaller than the sum of its proper divisors (10781932).

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

10621268 is a wasteful number, since it uses less digits than its factorization.

10621268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2879 (or 2877 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 10621268 is about 3259.0286896559. The cubic root of 10621268 is about 219.8157410355.

Adding to 10621268 its reverse (86212601), we get a palindrome (96833869).

The spelling of 10621268 in words is "ten million, six hundred twenty-one thousand, two hundred sixty-eight".

Divisors: 1 2 4 7 14 28 139 278 556 973 1946 2729 3892 5458 10916 19103 38206 76412 379331 758662 1517324 2655317 5310634 10621268