Base | Representation |
---|---|
bin | 1001001001011100110… |
… | …0011011011100111001 |
3 | 120000122102200112212012 |
4 | 2102113030123130321 |
5 | 10033323243043231 |
6 | 200110214255305 |
7 | 14232313126436 |
oct | 2222714333471 |
9 | 500572615765 |
10 | 157155440441 |
11 | 6071617049a |
12 | 2655b057535 |
13 | 11a86b3a69c |
14 | 786bc10b8d |
15 | 414bd9ee2b |
hex | 249731b739 |
157155440441 has 8 divisors (see below), whose sum is σ = 166417714080. Its totient is φ = 147895148608.
The previous prime is 157155440419. The next prime is 157155440459. The reversal of 157155440441 is 144044551751.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 157155440441 - 210 = 157155439417 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (157155440401) 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, 330611 + ... + 650856.
It is an arithmetic number, because the mean of its divisors is an integer number (20802214260).
Almost surely, 2157155440441 is an apocalyptic number.
It is an amenable number.
157155440441 is a deficient number, since it is larger than the sum of its proper divisors (9262273639).
157155440441 is an equidigital number, since it uses as much as digits as its factorization.
157155440441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 990903.
The product of its (nonzero) digits is 224000, while the sum is 41.
The spelling of 157155440441 in words is "one hundred fifty-seven billion, one hundred fifty-five million, four hundred forty thousand, four hundred forty-one".
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