Base | Representation |
---|---|
bin | 1000101011010010010… |
… | …1111011011011010001 |
3 | 112020202011022000201220 |
4 | 2022310211323123101 |
5 | 4420233013322211 |
6 | 152250541515253 |
7 | 13524546203631 |
oct | 2126445733321 |
9 | 466664260656 |
10 | 149058729681 |
11 | 582408488a4 |
12 | 24a7b572b29 |
13 | 11096565c84 |
14 | 73007706c1 |
15 | 3d2614e806 |
hex | 22b497b6d1 |
149058729681 has 8 divisors (see below), whose sum is σ = 209205234720. Its totient is φ = 94142355552.
The previous prime is 149058729623. The next prime is 149058729767. The reversal of 149058729681 is 186927850941.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-149058729681 is a prime.
It is a super-3 number, since 3×1490587296813 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (149058729601) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1307532660 + ... + 1307532773.
It is an arithmetic number, because the mean of its divisors is an integer number (26150654340).
Almost surely, 2149058729681 is an apocalyptic number.
It is an amenable number.
149058729681 is a deficient number, since it is larger than the sum of its proper divisors (60146505039).
149058729681 is a wasteful number, since it uses less digits than its factorization.
149058729681 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2615065455.
The product of its (nonzero) digits is 8709120, while the sum is 60.
The spelling of 149058729681 in words is "one hundred forty-nine billion, fifty-eight million, seven hundred twenty-nine thousand, six hundred eighty-one".
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