Base | Representation |
---|---|
bin | 1000101001110011001… |
… | …1011101000001011011 |
3 | 112012201100022020220011 |
4 | 2022130303131001123 |
5 | 4413423330400404 |
6 | 152143203342351 |
7 | 13511631636421 |
oct | 2123463350133 |
9 | 465640266804 |
10 | 148659621979 |
11 | 58056532320 |
12 | 249899819b7 |
13 | 1103197787b |
14 | 72a375d111 |
15 | 3d010b5604 |
hex | 229ccdd05b |
148659621979 has 8 divisors (see below), whose sum is σ = 162267733872. Its totient is φ = 135067110240.
The previous prime is 148659621923. The next prime is 148659621983. The reversal of 148659621979 is 979126956841.
148659621979 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 148659621979 - 217 = 148659490907 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (148659621379) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 3880104 + ... + 3918229.
It is an arithmetic number, because the mean of its divisors is an integer number (20283466734).
Almost surely, 2148659621979 is an apocalyptic number.
148659621979 is a deficient number, since it is larger than the sum of its proper divisors (13608111893).
148659621979 is a wasteful number, since it uses less digits than its factorization.
148659621979 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7800077.
The product of its digits is 58786560, while the sum is 67.
The spelling of 148659621979 in words is "one hundred forty-eight billion, six hundred fifty-nine million, six hundred twenty-one thousand, nine hundred seventy-nine".
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