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14618115149 = 112157976511
BaseRepresentation
bin11011001110100111…
…01011110001001101
31101201202120012011012
431213103223301031
5214414214141044
610414312535005
71025151633341
oct154723536115
941652505135
1014618115149
1162215aa300
1229bb6b1465
1314bc6aaca1
149c9617621
155a852d59e
hex3674ebc4d

14618115149 has 12 divisors (see below), whose sum is σ = 16078231680. Its totient is φ = 13280605800.

The previous prime is 14618115137. The next prime is 14618115167. The reversal of 14618115149 is 94151181641.

It is not a de Polignac number, because 14618115149 - 216 = 14618049613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14618115179) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 152804 + ... + 229314.

It is an arithmetic number, because the mean of its divisors is an integer number (1339852640).

Almost surely, 214618115149 is an apocalyptic number.

It is an amenable number.

14618115149 is a deficient number, since it is larger than the sum of its proper divisors (1460116531).

14618115149 is a wasteful number, since it uses less digits than its factorization.

14618115149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78112 (or 78101 counting only the distinct ones).

The product of its digits is 34560, while the sum is 41.

The spelling of 14618115149 in words is "fourteen billion, six hundred eighteen million, one hundred fifteen thousand, one hundred forty-nine".

Divisors: 1 11 121 1579 17369 76511 191059 841621 9257831 120810869 1328919559 14618115149