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10909008 = 2432117197
BaseRepresentation
bin101001100111…
…010101010000
3202112020100100
4221213111100
510243042013
61025452400
7161503455
oct51472520
922466310
1010909008
116181110
1237a1100
13234c546
14163d82c
15e57473
hexa67550

10909008 has 120 divisors (see below), whose sum is σ = 34122816. Its totient is φ = 3225600.

The previous prime is 10909001. The next prime is 10909009. The reversal of 10909008 is 80090901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10909001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 112416 + ... + 112512.

Almost surely, 210909008 is an apocalyptic number.

10909008 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10909008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17061408).

10909008 is an abundant number, since it is smaller than the sum of its proper divisors (23213808).

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

10909008 is a wasteful number, since it uses less digits than its factorization.

10909008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193 (or 184 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 27.

The square root of 10909008 is about 3302.8787443683. The cubic root of 10909008 is about 221.7830849327.

Adding to 10909008 its reverse (80090901), we get a palindrome (90999909).

The spelling of 10909008 in words is "ten million, nine hundred nine thousand, eight".

Divisors: 1 2 3 4 6 8 9 11 12 16 18 22 24 33 36 44 48 66 71 72 88 97 99 132 142 144 176 194 198 213 264 284 291 388 396 426 528 568 582 639 776 781 792 852 873 1067 1136 1164 1278 1552 1562 1584 1704 1746 2134 2328 2343 2556 3124 3201 3408 3492 4268 4656 4686 5112 6248 6402 6887 6984 7029 8536 9372 9603 10224 12496 12804 13774 13968 14058 17072 18744 19206 20661 25608 27548 28116 37488 38412 41322 51216 55096 56232 61983 75757 76824 82644 110192 112464 123966 151514 153648 165288 227271 247932 303028 330576 454542 495864 606056 681813 909084 991728 1212112 1363626 1818168 2727252 3636336 5454504 10909008