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2130308 = 221513527
BaseRepresentation
bin1000001000000110000100
311000020020022
420020012010
51021132213
6113354312
724051545
oct10100604
94006208
102130308
111225594
12868998
1359784b
143d64cc
152c1308
hex208184

2130308 has 12 divisors (see below), whose sum is σ = 3753792. Its totient is φ = 1057800.

The previous prime is 2130307. The next prime is 2130341. The reversal of 2130308 is 8030312.

It is not an unprimeable number, because it can be changed into a prime (2130307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1160 + ... + 2367.

It is an arithmetic number, because the mean of its divisors is an integer number (312816).

22130308 is an apocalyptic number.

It is an amenable number.

2130308 is a deficient number, since it is larger than the sum of its proper divisors (1623484).

2130308 is a wasteful number, since it uses less digits than its factorization.

2130308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3682 (or 3680 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2130308 is about 1459.5574671797. The cubic root of 2130308 is about 128.6710365088.

The spelling of 2130308 in words is "two million, one hundred thirty thousand, three hundred eight".

Divisors: 1 2 4 151 302 604 3527 7054 14108 532577 1065154 2130308