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13741812 = 223477383
BaseRepresentation
bin110100011010…
…111011110100
3221212011020000
4310122323310
512004214222
61210311300
7224542410
oct64327364
927764200
1013741812
117836477
124728530
132b01a66
141b79d40
1513169ac
hexd1aef4

13741812 has 120 divisors (see below), whose sum is σ = 42119616. Its totient is φ = 3825792.

The previous prime is 13741801. The next prime is 13741829. The reversal of 13741812 is 21814731.

It is a Harshad number since it is a multiple of its sum of digits (27).

Its product of digits (1344) is a multiple of the sum of its prime divisors (168).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 165523 + ... + 165605.

Almost surely, 213741812 is an apocalyptic number.

13741812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13741812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21059808).

13741812 is an abundant number, since it is smaller than the sum of its proper divisors (28377804).

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

13741812 is a wasteful number, since it uses less digits than its factorization.

13741812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179 (or 168 counting only the distinct ones).

The product of its digits is 1344, while the sum is 27.

The square root of 13741812 is about 3706.9950094382. The cubic root of 13741812 is about 239.5234292946.

The spelling of 13741812 in words is "thirteen million, seven hundred forty-one thousand, eight hundred twelve".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 54 63 73 81 83 84 108 126 146 162 166 189 219 249 252 292 324 332 378 438 498 511 567 581 657 747 756 876 996 1022 1134 1162 1314 1494 1533 1743 1971 2044 2241 2268 2324 2628 2988 3066 3486 3942 4482 4599 5229 5913 6059 6132 6723 6972 7884 8964 9198 10458 11826 12118 13446 13797 15687 18177 18396 20916 23652 24236 26892 27594 31374 36354 41391 42413 47061 54531 55188 62748 72708 82782 84826 94122 109062 127239 163593 165564 169652 188244 218124 254478 327186 381717 490779 508956 654372 763434 981558 1145151 1526868 1963116 2290302 3435453 4580604 6870906 13741812