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2030225369 = 8922811521
BaseRepresentation
bin111100100000010…
…1100011111011001
312020111020010122012
41321000230133121
513124214202434
6533242435305
7101211426254
oct17100543731
95214203565
102030225369
11952011407
12487b02b35
132647caab3
141538c609b
15bd3833ce
hex7902c7d9

2030225369 has 4 divisors (see below), whose sum is σ = 2053036980. Its totient is φ = 2007413760.

The previous prime is 2030225347. The next prime is 2030225381. The reversal of 2030225369 is 9635220302.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1309571344 + 720654025 = 36188^2 + 26845^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2030225369 is a prime.

It is a super-2 number, since 2×20302253692 = 8243630097862372322, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2030225399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11405672 + ... + 11405849.

It is an arithmetic number, because the mean of its divisors is an integer number (513259245).

Almost surely, 22030225369 is an apocalyptic number.

It is an amenable number.

2030225369 is a deficient number, since it is larger than the sum of its proper divisors (22811611).

2030225369 is an equidigital number, since it uses as much as digits as its factorization.

2030225369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22811610.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 2030225369 is about 45058.0222490957. The cubic root of 2030225369 is about 1266.2362723885.

The spelling of 2030225369 in words is "two billion, thirty million, two hundred twenty-five thousand, three hundred sixty-nine".

Divisors: 1 89 22811521 2030225369