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10311434405 = 517235274391
BaseRepresentation
bin10011001101001110…
…00000000010100101
3222121121210010210222
421212213000002211
5132104211400110
64423105454125
7513345513656
oct114647000245
928547703728
1010311434405
114411599318
121bb9341345
13c8438c99c
146db67152d
154053c9c55
hex2669c00a5

10311434405 has 16 divisors (see below), whose sum is σ = 13671224064. Its totient is φ = 7426341120.

The previous prime is 10311434351. The next prime is 10311434407. The reversal of 10311434405 is 50443411301.

It is a happy number.

It is not a de Polignac number, because 10311434405 - 210 = 10311433381 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 (10311434407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2635241 + ... + 2639150.

It is an arithmetic number, because the mean of its divisors is an integer number (854451504).

Almost surely, 210311434405 is an apocalyptic number.

It is an amenable number.

10311434405 is a deficient number, since it is larger than the sum of its proper divisors (3359789659).

10311434405 is a wasteful number, since it uses less digits than its factorization.

10311434405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5274436.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 10311434405 its reverse (50443411301), we get a palindrome (60754845706).

The spelling of 10311434405 in words is "ten billion, three hundred eleven million, four hundred thirty-four thousand, four hundred five".

Divisors: 1 5 17 23 85 115 391 1955 5274391 26371955 89664647 121310993 448323235 606554965 2062286881 10311434405