151490 has 8 divisors (see below), whose sum is σ = 272700. Its totient is φ = 60592.
The previous prime is 151483. The next prime is 151499. The reversal of 151490 is 94151.
151490 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 151321 + 169 = 389^2 + 13^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 151490.
It is not an unprimeable number, because it can be changed into a prime (151499) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7565 + ... + 7584.
2151490 is an apocalyptic number.
151490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
151490 is a deficient number, since it is larger than the sum of its proper divisors (121210).
151490 is a wasteful number, since it uses less digits than its factorization.
151490 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15156.
The product of its (nonzero) digits is 180, while the sum is 20.
The square root of 151490 is about 389.2171630337. The cubic root of 151490 is about 53.3082781619.
The spelling of 151490 in words is "one hundred fifty-one thousand, four hundred ninety".
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