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10669270 = 2531127271
BaseRepresentation
bin101000101100…
…110011010110
3202002001111011
4220230303112
510212404040
61020402434
7156454513
oct50546326
922061434
1010669270
116027a87
1236a641a
1322973a1
1415ba30a
15e0b3ea
hexa2ccd6

10669270 has 32 divisors (see below), whose sum is σ = 20054016. Its totient is φ = 4082400.

The previous prime is 10669259. The next prime is 10669273. The reversal of 10669270 is 7296601.

10669270 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×106692702 = 227666644665800, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10669273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39235 + ... + 39505.

It is an arithmetic number, because the mean of its divisors is an integer number (626688).

Almost surely, 210669270 is an apocalyptic number.

10669270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10669270 is a deficient number, since it is larger than the sum of its proper divisors (9384746).

10669270 is a wasteful number, since it uses less digits than its factorization.

10669270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 10669270 is about 3266.3848517895. The cubic root of 10669270 is about 220.1463901722.

The spelling of 10669270 in words is "ten million, six hundred sixty-nine thousand, two hundred seventy".

Divisors: 1 2 5 10 31 62 127 155 254 271 310 542 635 1270 1355 2710 3937 7874 8401 16802 19685 34417 39370 42005 68834 84010 172085 344170 1066927 2133854 5334635 10669270