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13196590 = 2511177057
BaseRepresentation
bin110010010101…
…110100101110
3220211110022121
4302111310232
511334242330
61150503154
7220112011
oct62256456
926743277
1013196590
1174a3880
124504aba
132970844
141a77378
15125a17a
hexc95d2e

13196590 has 32 divisors (see below), whose sum is σ = 27441504. Its totient is φ = 4515840.

The previous prime is 13196587. The next prime is 13196593. The reversal of 13196590 is 9569131.

It is an interprime number because it is at equal distance from previous prime (13196587) and next prime (13196593).

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13196593) 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 15 ways as a sum of consecutive naturals, for example, 1659 + ... + 5398.

It is an arithmetic number, because the mean of its divisors is an integer number (857547).

Almost surely, 213196590 is an apocalyptic number.

13196590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13196590 is an abundant number, since it is smaller than the sum of its proper divisors (14244914).

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

13196590 is a wasteful number, since it uses less digits than its factorization.

13196590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7092.

The product of its (nonzero) digits is 7290, while the sum is 34.

The square root of 13196590 is about 3632.7111088001. The cubic root of 13196590 is about 236.3127974307.

It can be divided in two parts, 131 and 96590, that added together give a square (96721 = 3112).

The spelling of 13196590 in words is "thirteen million, one hundred ninety-six thousand, five hundred ninety".

Divisors: 1 2 5 10 11 17 22 34 55 85 110 170 187 374 935 1870 7057 14114 35285 70570 77627 119969 155254 239938 388135 599845 776270 1199690 1319659 2639318 6598295 13196590