Base | Representation |
---|---|
bin | 100010000101001001100110… |
… | …000101101100101001010100 |
3 | 201122201002210022000000010021 |
4 | 202011021212011230221110 |
5 | 124121224030223343203 |
6 | 1250441205225234524 |
7 | 43400004343040500 |
oct | 4205114605545124 |
9 | 648632708000107 |
10 | 149887481465428 |
11 | 43838a18801923 |
12 | 14989246332a44 |
13 | 6583437650485 |
14 | 290284295d300 |
15 | 124ddb61995bd |
hex | 88526616ca54 |
149887481465428 has 36 divisors (see below), whose sum is σ = 318394525855392. Its totient is φ = 61444557617520.
The previous prime is 149887481465419. The next prime is 149887481465441. The reversal of 149887481465428 is 824564184788941.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16624605238 + ... + 16624614253.
It is an arithmetic number, because the mean of its divisors is an integer number (8844292384872).
Almost surely, 2149887481465428 is an apocalyptic number.
It is an amenable number.
149887481465428 is an abundant number, since it is smaller than the sum of its proper divisors (168507044389964).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149887481465428 is a wasteful number, since it uses less digits than its factorization.
149887481465428 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33249219532 (or 33249219523 counting only the distinct ones).
The product of its digits is 3963617280, while the sum is 79.
The spelling of 149887481465428 in words is "one hundred forty-nine trillion, eight hundred eighty-seven billion, four hundred eighty-one million, four hundred sixty-five thousand, four hundred twenty-eight".
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