Base | Representation |
---|---|
bin | 10010110011110… |
… | …10111101100010 |
3 | 101222220120020221 |
4 | 21121322331202 |
5 | 310343240200 |
6 | 23353553254 |
7 | 3624123205 |
oct | 1131727542 |
9 | 358816227 |
10 | 157790050 |
11 | 81083000 |
12 | 44a1582a |
13 | 268c88c2 |
14 | 16d5593c |
15 | dcbc91a |
hex | 967af62 |
157790050 has 48 divisors (see below), whose sum is σ = 322952544. Its totient is φ = 57354000.
The previous prime is 157790029. The next prime is 157790053. The reversal of 157790050 is 50097751.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 157789988 and 157790015.
It is not an unprimeable number, because it can be changed into a prime (157790053) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65365 + ... + 67735.
It is an arithmetic number, because the mean of its divisors is an integer number (6728178).
Almost surely, 2157790050 is an apocalyptic number.
157790050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
157790050 is an abundant number, since it is smaller than the sum of its proper divisors (165162494).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157790050 is a wasteful number, since it uses less digits than its factorization.
157790050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2416 (or 2389 counting only the distinct ones).
The product of its (nonzero) digits is 11025, while the sum is 34.
The square root of 157790050 is about 12561.4509512237. The cubic root of 157790050 is about 540.3724568076.
The spelling of 157790050 in words is "one hundred fifty-seven million, seven hundred ninety thousand, fifty".
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