Base | Representation |
---|---|
bin | 10010000001101… |
… | …11100010111100 |
3 | 101112112220012212 |
4 | 21000313202330 |
5 | 302203104320 |
6 | 23001115552 |
7 | 3514240544 |
oct | 1100674274 |
9 | 345486185 |
10 | 151222460 |
11 | 783a7744 |
12 | 42788bb8 |
13 | 2543945c |
14 | 16126324 |
15 | d4219c5 |
hex | 90378bc |
151222460 has 12 divisors (see below), whose sum is σ = 317567208. Its totient is φ = 60488976.
The previous prime is 151222459. The next prime is 151222469. The reversal of 151222460 is 64222151.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (151222469) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3780542 + ... + 3780581.
It is an arithmetic number, because the mean of its divisors is an integer number (26463934).
Almost surely, 2151222460 is an apocalyptic number.
151222460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
151222460 is an abundant number, since it is smaller than the sum of its proper divisors (166344748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151222460 is a wasteful number, since it uses less digits than its factorization.
151222460 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7561132 (or 7561130 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 23.
The square root of 151222460 is about 12297.2541650565. The cubic root of 151222460 is about 532.7687784748.
The spelling of 151222460 in words is "one hundred fifty-one million, two hundred twenty-two thousand, four hundred sixty".
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