Base | Representation |
---|---|
bin | 1000101110101011111… |
… | …0110101111011011010 |
3 | 112100002202022212102210 |
4 | 2023222332311323122 |
5 | 4424120113333201 |
6 | 152521255535550 |
7 | 13556266265643 |
oct | 2135276657332 |
9 | 470082285383 |
10 | 149971230426 |
11 | 58669939146 |
12 | 2509508a5b6 |
13 | 111b0618544 |
14 | 7389a226ca |
15 | 3d7b2ea1d6 |
hex | 22eafb5eda |
149971230426 has 64 divisors (see below), whose sum is σ = 324975841920. Its totient is φ = 45977932800.
The previous prime is 149971230403. The next prime is 149971230439. The reversal of 149971230426 is 624032179941.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1888726 + ... + 1966526.
It is an arithmetic number, because the mean of its divisors is an integer number (5077747530).
Almost surely, 2149971230426 is an apocalyptic number.
149971230426 is an abundant number, since it is smaller than the sum of its proper divisors (175004611494).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149971230426 is a wasteful number, since it uses less digits than its factorization.
149971230426 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78319.
The product of its (nonzero) digits is 653184, while the sum is 48.
The spelling of 149971230426 in words is "one hundred forty-nine billion, nine hundred seventy-one million, two hundred thirty thousand, four hundred twenty-six".
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