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2050506 = 232176701
BaseRepresentation
bin111110100100111001010
310212011202200
413310213022
51011104011
6111541030
723300103
oct7644712
93764680
102050506
111180637
1282a776
1356a423
143b53aa
152a7856
hex1f49ca

2050506 has 24 divisors (see below), whose sum is σ = 4704804. Its totient is φ = 643200.

The previous prime is 2050493. The next prime is 2050507. The reversal of 2050506 is 6050502.

It can be written as a sum of positive squares in 2 ways, for example, as 2030625 + 19881 = 1425^2 + 141^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (2050507) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3045 + ... + 3656.

22050506 is an apocalyptic number.

2050506 is an abundant number, since it is smaller than the sum of its proper divisors (2654298).

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

2050506 is a wasteful number, since it uses less digits than its factorization.

2050506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6726 (or 6723 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 2050506 is about 1431.9587982900. The cubic root of 2050506 is about 127.0438602719.

It can be divided in two parts, 2050 and 506, that added together give a triangular number (2556 = T71).

The spelling of 2050506 in words is "two million, fifty thousand, five hundred six".

Divisors: 1 2 3 6 9 17 18 34 51 102 153 306 6701 13402 20103 40206 60309 113917 120618 227834 341751 683502 1025253 2050506