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107244189 = 33132191237
BaseRepresentation
bin1100110010001…
…10101010011101
321110210120101000
412121012222131
5204423303224
614350340513
72441363163
oct631065235
9243716330
10107244189
115559a168
122baba739
13192abc00
1410359233
1596360c9
hex6646a9d

107244189 has 48 divisors (see below), whose sum is σ = 181243200. Its totient is φ = 62472384.

The previous prime is 107244173. The next prime is 107244191. The reversal of 107244189 is 981442701.

It is not a de Polignac number, because 107244189 - 24 = 107244173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107244139) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 86079 + ... + 87315.

It is an arithmetic number, because the mean of its divisors is an integer number (3775900).

Almost surely, 2107244189 is an apocalyptic number.

107244189 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

107244189 is a deficient number, since it is larger than the sum of its proper divisors (73999011).

107244189 is a wasteful number, since it uses less digits than its factorization.

107244189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1291 (or 1272 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The square root of 107244189 is about 10355.8770270798. The cubic root of 107244189 is about 475.1068110678.

The spelling of 107244189 in words is "one hundred seven million, two hundred forty-four thousand, one hundred eighty-nine".

Divisors: 1 3 9 13 19 27 39 57 117 169 171 247 351 507 513 741 1237 1521 2223 3211 3711 4563 6669 9633 11133 16081 23503 28899 33399 48243 70509 86697 144729 209053 211527 305539 434187 627159 634581 916617 1881477 2749851 3972007 5644431 8249553 11916021 35748063 107244189