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131434341342 = 23181121026097
BaseRepresentation
bin111101001101000011…
…0001110001111011110
3110120020212220100001020
41322122012032033132
54123134142410332
6140214034025010
712332031316353
oct1723206161736
9416225810036
10131434341342
1150817293aa7
1221581118166
13c5180b8315
14650bb9a62a
153643c3d82c
hex1e9a18e3de

131434341342 has 16 divisors (see below), whose sum is σ = 264320998032. Its totient is φ = 43569394560.

The previous prime is 131434341341. The next prime is 131434341407. The reversal of 131434341342 is 243143434131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131434341341) 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, 60511963 + ... + 60514134.

It is an arithmetic number, because the mean of its divisors is an integer number (16520062377).

Almost surely, 2131434341342 is an apocalyptic number.

131434341342 is an abundant number, since it is smaller than the sum of its proper divisors (132886656690).

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

131434341342 is a wasteful number, since it uses less digits than its factorization.

131434341342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121026283.

The product of its digits is 41472, while the sum is 33.

Adding to 131434341342 its reverse (243143434131), we get a palindrome (374577775473).

The spelling of 131434341342 in words is "one hundred thirty-one billion, four hundred thirty-four million, three hundred forty-one thousand, three hundred forty-two".

Divisors: 1 2 3 6 181 362 543 1086 121026097 242052194 363078291 726156582 21905723557 43811447114 65717170671 131434341342