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2030234653 = 15431315771
BaseRepresentation
bin111100100000010…
…1110110000011101
312020111020121101001
41321000232300131
513124220002103
6533242550301
7101211465316
oct17100566035
95214217331
102030234653
11952018387
12487b08391
132648020a5
141538c960d
15bd38601d
hex7902ec1d

2030234653 has 4 divisors (see below), whose sum is σ = 2031551968. Its totient is φ = 2028917340.

The previous prime is 2030234651. The next prime is 2030234677. The reversal of 2030234653 is 3564320302.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2030234653 - 21 = 2030234651 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2030234651) 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, 656343 + ... + 659428.

It is an arithmetic number, because the mean of its divisors is an integer number (507887992).

Almost surely, 22030234653 is an apocalyptic number.

It is an amenable number.

2030234653 is a deficient number, since it is larger than the sum of its proper divisors (1317315).

2030234653 is a wasteful number, since it uses less digits than its factorization.

2030234653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1317314.

The product of its (nonzero) digits is 12960, while the sum is 28.

The square root of 2030234653 is about 45058.1252716977. The cubic root of 2030234653 is about 1266.2382025058.

Adding to 2030234653 its reverse (3564320302), we get a palindrome (5594554955).

The spelling of 2030234653 in words is "two billion, thirty million, two hundred thirty-four thousand, six hundred fifty-three".

Divisors: 1 1543 1315771 2030234653