Base | Representation |
---|---|
bin | 10010000011110… |
… | …00000010101110 |
3 | 101120001022121020 |
4 | 21001320002232 |
5 | 302240033023 |
6 | 23010515010 |
7 | 3516421002 |
oct | 1101700256 |
9 | 346038536 |
10 | 151486638 |
11 | 78568176 |
12 | 42895a66 |
13 | 254cc784 |
14 | 16194702 |
15 | d474de3 |
hex | 90780ae |
151486638 has 16 divisors (see below), whose sum is σ = 303194880. Its totient is φ = 50458616.
The previous prime is 151486637. The next prime is 151486649. The reversal of 151486638 is 836684151.
It is a self number, because there is not a number n which added to its sum of digits gives 151486638.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (151486637) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 433 + ... + 17411.
It is an arithmetic number, because the mean of its divisors is an integer number (18949680).
Almost surely, 2151486638 is an apocalyptic number.
151486638 is an abundant number, since it is smaller than the sum of its proper divisors (151708242).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151486638 is a wasteful number, since it uses less digits than its factorization.
151486638 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18471.
The product of its digits is 138240, while the sum is 42.
The square root of 151486638 is about 12307.9908189761. The cubic root of 151486638 is about 533.0788380414.
The spelling of 151486638 in words is "one hundred fifty-one million, four hundred eighty-six thousand, six hundred thirty-eight".
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