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2152030 = 251712659
BaseRepresentation
bin1000001101011001011110
311001100000211
420031121132
51022331110
6114043034
724202066
oct10153136
94040024
102152030
11123a941
1287947a
135a46ba
144003a6
152c798a
hex20d65e

2152030 has 16 divisors (see below), whose sum is σ = 4101840. Its totient is φ = 810112.

The previous prime is 2152009. The next prime is 2152037. The reversal of 2152030 is 302512.

2152030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2152030.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2152037) 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, 6160 + ... + 6499.

It is an arithmetic number, because the mean of its divisors is an integer number (256365).

22152030 is an apocalyptic number.

2152030 is a deficient number, since it is larger than the sum of its proper divisors (1949810).

2152030 is a wasteful number, since it uses less digits than its factorization.

2152030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12683.

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 2152030 is about 1466.9798907961. The cubic root of 2152030 is about 129.1068961523.

Adding to 2152030 its reverse (302512), we get a palindrome (2454542).

The spelling of 2152030 in words is "two million, one hundred fifty-two thousand, thirty".

Divisors: 1 2 5 10 17 34 85 170 12659 25318 63295 126590 215203 430406 1076015 2152030