Base | Representation |
---|---|
bin | 1000101100111001100… |
… | …1110000001001000101 |
3 | 112021212100002111120020 |
4 | 2023032121300021011 |
5 | 4422124341322344 |
6 | 152401530525353 |
7 | 13541354604162 |
oct | 2131631601105 |
9 | 467770074506 |
10 | 149491745349 |
11 | 58443213991 |
12 | 24b80596859 |
13 | 1113519706b |
14 | 734208b069 |
15 | 3d4e185719 |
hex | 22ce670245 |
149491745349 has 8 divisors (see below), whose sum is σ = 199357797312. Its totient is φ = 99643428480.
The previous prime is 149491745341. The next prime is 149491745363. The reversal of 149491745349 is 943547194941.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 149491745349 - 23 = 149491745341 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 149491745292 and 149491745301.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149491745341) 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, 4414092 + ... + 4447829.
It is an arithmetic number, because the mean of its divisors is an integer number (24919724664).
Almost surely, 2149491745349 is an apocalyptic number.
It is an amenable number.
149491745349 is a deficient number, since it is larger than the sum of its proper divisors (49866051963).
149491745349 is an equidigital number, since it uses as much as digits as its factorization.
149491745349 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8867547.
The product of its digits is 19595520, while the sum is 60.
The spelling of 149491745349 in words is "one hundred forty-nine billion, four hundred ninety-one million, seven hundred forty-five thousand, three hundred forty-nine".
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