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19124196 = 22371383211
BaseRepresentation
bin100100011110…
…0111111100100
31022222121110120
41020330333210
514343433241
61521521540
7321360450
oct110747744
938877416
1019124196
11a882323
1264a32b0
133c678c0
14277b660
151a2b666
hex123cfe4

19124196 has 96 divisors (see below), whose sum is σ = 55845888. Its totient is φ = 4959360.

The previous prime is 19124143. The next prime is 19124197. The reversal of 19124196 is 69142191.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19124197) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90531 + ... + 90741.

It is an arithmetic number, because the mean of its divisors is an integer number (581728).

Almost surely, 219124196 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 19124196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27922944).

19124196 is an abundant number, since it is smaller than the sum of its proper divisors (36721692).

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

19124196 is a wasteful number, since it uses less digits than its factorization.

19124196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321 (or 319 counting only the distinct ones).

The product of its digits is 3888, while the sum is 33.

The square root of 19124196 is about 4373.1219969262. The cubic root of 19124196 is about 267.4203145768.

The spelling of 19124196 in words is "nineteen million, one hundred twenty-four thousand, one hundred ninety-six".

Divisors: 1 2 3 4 6 7 12 13 14 21 26 28 39 42 52 78 83 84 91 156 166 182 211 249 273 332 364 422 498 546 581 633 844 996 1079 1092 1162 1266 1477 1743 2158 2324 2532 2743 2954 3237 3486 4316 4431 5486 5908 6474 6972 7553 8229 8862 10972 12948 15106 16458 17513 17724 19201 22659 30212 32916 35026 38402 45318 52539 57603 70052 76804 90636 105078 115206 122591 210156 227669 230412 245182 367773 455338 490364 683007 735546 910676 1366014 1471092 1593683 2732028 3187366 4781049 6374732 9562098 19124196