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2020372590 = 23567345753
BaseRepresentation
bin111100001101100…
…0111000001101110
312012210200120011110
41320123013001232
513114203410330
6532251332450
7101031612045
oct17033070156
95183616143
102020372590
119474a1915
12484751126
1326275b252
1415247d55c
15bc588db0
hex786c706e

2020372590 has 16 divisors (see below), whose sum is σ = 4848894288. Its totient is φ = 538766016.

The previous prime is 2020372559. The next prime is 2020372603. The reversal of 2020372590 is 952730202.

It is a happy number.

2020372590 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 67345753 = 2020372590 / (2 + 0 + 2 + 0 + 3 + 7 + 2 + 5 + 9 + 0).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33672847 + ... + 33672906.

It is an arithmetic number, because the mean of its divisors is an integer number (303055893).

Almost surely, 22020372590 is an apocalyptic number.

2020372590 is an abundant number, since it is smaller than the sum of its proper divisors (2828521698).

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

2020372590 is a wasteful number, since it uses less digits than its factorization.

2020372590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67345763.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 2020372590 is about 44948.5549267159. The cubic root of 2020372590 is about 1264.1845817975.

The spelling of 2020372590 in words is "two billion, twenty million, three hundred seventy-two thousand, five hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 67345753 134691506 202037259 336728765 404074518 673457530 1010186295 2020372590