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13062225 = 3521171223
BaseRepresentation
bin110001110101…
…000001010001
3220120122000010
4301311001101
511320442400
61143545133
7216012201
oct61650121
926518003
1013062225
117411930
12445b1a9
132924637
141a40401
151230450
hexc75051

13062225 has 48 divisors (see below), whose sum is σ = 23998464. Its totient is φ = 6216000.

The previous prime is 13062211. The next prime is 13062271. The reversal of 13062225 is 52226031.

13062225 = T222 + T223 + ... + T446.

It is not a de Polignac number, because 13062225 - 210 = 13061201 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 58464 + ... + 58686.

It is an arithmetic number, because the mean of its divisors is an integer number (499968).

Almost surely, 213062225 is an apocalyptic number.

13062225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13062225 is a deficient number, since it is larger than the sum of its proper divisors (10936239).

13062225 is a wasteful number, since it uses less digits than its factorization.

13062225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318 (or 313 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 13062225 is about 3614.1700292045. The cubic root of 13062225 is about 235.5080302525.

Adding to 13062225 its reverse (52226031), we get a palindrome (65288256).

The spelling of 13062225 in words is "thirteen million, sixty-two thousand, two hundred twenty-five".

Divisors: 1 3 5 11 15 25 33 55 71 75 165 213 223 275 355 669 781 825 1065 1115 1775 2343 2453 3345 3905 5325 5575 7359 11715 12265 15833 16725 19525 36795 47499 58575 61325 79165 174163 183975 237495 395825 522489 870815 1187475 2612445 4354075 13062225