Base | Representation |
---|---|
bin | 1010000100011001011… |
… | …0101110001001100001 |
3 | 121112111012121100210021 |
4 | 2201012112232021201 |
5 | 10313230114200103 |
6 | 211244313233441 |
7 | 15332403456214 |
oct | 2410626561141 |
9 | 545435540707 |
10 | 172979053153 |
11 | 673a6190975 |
12 | 29636402881 |
13 | 134091b622a |
14 | 852d58977b |
15 | 4776152bbd |
hex | 28465ae261 |
172979053153 has 8 divisors (see below), whose sum is σ = 175173406848. Its totient is φ = 170796341184.
The previous prime is 172979053151. The next prime is 172979053187. The reversal of 172979053153 is 351350979271.
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 172979053153 - 21 = 172979053151 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 172979053153.
It is not an unprimeable number, because it can be changed into a prime (172979053151) 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, 2880525 + ... + 2939962.
It is an arithmetic number, because the mean of its divisors is an integer number (21896675856).
Almost surely, 2172979053153 is an apocalyptic number.
It is an amenable number.
172979053153 is a deficient number, since it is larger than the sum of its proper divisors (2194353695).
172979053153 is a wasteful number, since it uses less digits than its factorization.
172979053153 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5820863.
The product of its (nonzero) digits is 1786050, while the sum is 52.
The spelling of 172979053153 in words is "one hundred seventy-two billion, nine hundred seventy-nine million, fifty-three thousand, one hundred fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.097 sec. • engine limits •