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2303434131 = 31062772251
BaseRepresentation
bin1000100101001011…
…1001110110010011
312221112022120121020
42021102321312103
514204134343011
61020322330523
7111036603255
oct21122716623
95845276536
102303434131
11a82257179
125434b9a43
132a92a829b
1417bcc3cd5
15d734e006
hex894b9d93

2303434131 has 8 divisors (see below), whose sum is σ = 3071577024. Its totient is φ = 1535457000.

The previous prime is 2303434129. The next prime is 2303434169. The reversal of 2303434131 is 1314343032.

2303434131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2303434131 - 21 = 2303434129 is a prime.

It is a super-2 number, since 2×23034341312 = 10611617591711450322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2303434171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4245 + ... + 68006.

It is an arithmetic number, because the mean of its divisors is an integer number (383947128).

Almost surely, 22303434131 is an apocalyptic number.

2303434131 is a deficient number, since it is larger than the sum of its proper divisors (768142893).

2303434131 is a wasteful number, since it uses less digits than its factorization.

2303434131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82881.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 2303434131 is about 47994.1051692809. The cubic root of 2303434131 is about 1320.6627623323.

Adding to 2303434131 its reverse (1314343032), we get a palindrome (3617777163).

The spelling of 2303434131 in words is "two billion, three hundred three million, four hundred thirty-four thousand, one hundred thirty-one".

Divisors: 1 3 10627 31881 72251 216753 767811377 2303434131