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2020308 = 223198861
BaseRepresentation
bin111101101001111010100
310210122100020
413231033110
51004122213
6111145140
723113053
oct7551724
93718306
102020308
11115a984
128151b0
13559764
143a839a
1529d923
hex1ed3d4

2020308 has 24 divisors (see below), whose sum is σ = 4962720. Its totient is φ = 637920.

The previous prime is 2020279. The next prime is 2020309. The reversal of 2020308 is 8030202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020309) 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 7 ways as a sum of consecutive naturals, for example, 4203 + ... + 4658.

It is an arithmetic number, because the mean of its divisors is an integer number (206780).

22020308 is an apocalyptic number.

It is an amenable number.

2020308 is an abundant number, since it is smaller than the sum of its proper divisors (2942412).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2020308 is a wasteful number, since it uses less digits than its factorization.

2020308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8887 (or 8885 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2020308 is about 1421.3753902471. The cubic root of 2020308 is about 126.4171109934.

The spelling of 2020308 in words is "two million, twenty thousand, three hundred eight".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 8861 17722 26583 35444 53166 106332 168359 336718 505077 673436 1010154 2020308