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12196485 = 3257311249
BaseRepresentation
bin101110100001…
…101010000101
3211221122102200
4232201222011
511110241420
61113225113
7205445160
oct56415205
924848380
1012196485
116980444
124102199
1326b0572
141896ad7
15110db90
hexba1a85

12196485 has 48 divisors (see below), whose sum is σ = 24960000. Its totient is φ = 5391360.

The previous prime is 12196469. The next prime is 12196517. The reversal of 12196485 is 58469121.

12196485 is a `hidden beast` number, since 1 + 2 + 1 + 9 + 648 + 5 = 666.

It is not a de Polignac number, because 12196485 - 24 = 12196469 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9141 + ... + 10389.

It is an arithmetic number, because the mean of its divisors is an integer number (520000).

Almost surely, 212196485 is an apocalyptic number.

12196485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12196485 is an abundant number, since it is smaller than the sum of its proper divisors (12763515).

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

12196485 is a wasteful number, since it uses less digits than its factorization.

12196485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1298 (or 1295 counting only the distinct ones).

The product of its digits is 17280, while the sum is 36.

The square root of 12196485 is about 3492.3466322804. The cubic root of 12196485 is about 230.1856409228.

The spelling of 12196485 in words is "twelve million, one hundred ninety-six thousand, four hundred eighty-five".

Divisors: 1 3 5 7 9 15 21 31 35 45 63 93 105 155 217 279 315 465 651 1085 1249 1395 1953 3255 3747 6245 8743 9765 11241 18735 26229 38719 43715 56205 78687 116157 131145 193595 271033 348471 393435 580785 813099 1355165 1742355 2439297 4065495 12196485