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10899378 = 2327233761
BaseRepresentation
bin101001100100…
…111110110010
3202111202010200
4221210332302
510242240003
61025340030
7161433420
oct51447662
922452120
1010899378
116174956
123797616
132348049
14163a110
15e546a3
hexa64fb2

10899378 has 48 divisors (see below), whose sum is σ = 28169856. Its totient is φ = 2977920.

The previous prime is 10899367. The next prime is 10899379. The reversal of 10899378 is 87399801.

It is not an unprimeable number, because it can be changed into a prime (10899379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1018 + ... + 4778.

It is an arithmetic number, because the mean of its divisors is an integer number (586872).

Almost surely, 210899378 is an apocalyptic number.

10899378 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10899378, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14084928).

10899378 is an abundant number, since it is smaller than the sum of its proper divisors (17270478).

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

10899378 is a wasteful number, since it uses less digits than its factorization.

10899378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3799 (or 3796 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 45.

The square root of 10899378 is about 3301.4206033161. The cubic root of 10899378 is about 221.7178055517.

The spelling of 10899378 in words is "ten million, eight hundred ninety-nine thousand, three hundred seventy-eight".

Divisors: 1 2 3 6 7 9 14 18 21 23 42 46 63 69 126 138 161 207 322 414 483 966 1449 2898 3761 7522 11283 22566 26327 33849 52654 67698 78981 86503 157962 173006 236943 259509 473886 519018 605521 778527 1211042 1557054 1816563 3633126 5449689 10899378