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10266144 = 253715277
BaseRepresentation
bin100111001010…
…011000100000
3201022120111120
4213022120200
510112004034
61004012240
7153155310
oct47123040
921276446
1010266144
115882119
123531080
132185a55
141513440
15d7bc49
hex9ca620

10266144 has 48 divisors (see below), whose sum is σ = 30800448. Its totient is φ = 2932992.

The previous prime is 10266143. The next prime is 10266161. The reversal of 10266144 is 44166201.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (10266143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6967 + ... + 8310.

It is an arithmetic number, because the mean of its divisors is an integer number (641676).

Almost surely, 210266144 is an apocalyptic number.

10266144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

10266144 is an abundant number, since it is smaller than the sum of its proper divisors (20534304).

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

10266144 is a wasteful number, since it uses less digits than its factorization.

10266144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15297 (or 15289 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 10266144 is about 3204.0823959443. The cubic root of 10266144 is about 217.3380588716.

The spelling of 10266144 in words is "ten million, two hundred sixty-six thousand, one hundred forty-four".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 84 96 112 168 224 336 672 15277 30554 45831 61108 91662 106939 122216 183324 213878 244432 320817 366648 427756 488864 641634 733296 855512 1283268 1466592 1711024 2566536 3422048 5133072 10266144