Base | Representation |
---|---|
bin | 10010000001101… |
… | …11100000111010 |
3 | 101112112220001001 |
4 | 21000313200322 |
5 | 302203103310 |
6 | 23001115214 |
7 | 3514240300 |
oct | 1100674072 |
9 | 345486031 |
10 | 151222330 |
11 | 783a7636 |
12 | 42788b0a |
13 | 2543938c |
14 | 16126270 |
15 | d42193a |
hex | 903783a |
151222330 has 96 divisors (see below), whose sum is σ = 343094400. Its totient is φ = 47682432.
The previous prime is 151222307. The next prime is 151222343. The reversal of 151222330 is 33222151.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a junction number, because it is equal to n+sod(n) for n = 151222298 and 151222307.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 344251 + ... + 344689.
It is an arithmetic number, because the mean of its divisors is an integer number (3573900).
Almost surely, 2151222330 is an apocalyptic number.
151222330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
151222330 is an abundant number, since it is smaller than the sum of its proper divisors (191872070).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151222330 is a wasteful number, since it uses less digits than its factorization.
151222330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 516 (or 509 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 19.
The square root of 151222330 is about 12297.2488793226. The cubic root of 151222330 is about 532.7686258080.
Adding to 151222330 its reverse (33222151), we get a palindrome (184444481).
The spelling of 151222330 in words is "one hundred fifty-one million, two hundred twenty-two thousand, three hundred thirty".
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