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130440130342 = 2196079564671
BaseRepresentation
bin111100101111011010…
…1100110111100100110
3110110200121010011221121
41321132311212330212
54114120133132332
6135531240404154
712265266546124
oct1713665467446
9413617104847
10130440130342
1150357064615
122134417665a
13c3ba1270a2
146455b18914
1535d6802797
hex1e5ed66f26

130440130342 has 16 divisors (see below), whose sum is σ = 205992345600. Its totient is φ = 61777156680.

The previous prime is 130440130321. The next prime is 130440130367. The reversal of 130440130342 is 243031044031.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51334 + ... + 513337.

It is an arithmetic number, because the mean of its divisors is an integer number (12874521600).

Almost surely, 2130440130342 is an apocalyptic number.

130440130342 is a deficient number, since it is larger than the sum of its proper divisors (75552215258).

130440130342 is a wasteful number, since it uses less digits than its factorization.

130440130342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570771.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 130440130342 its reverse (243031044031), we get a palindrome (373471174373).

The spelling of 130440130342 in words is "one hundred thirty billion, four hundred forty million, one hundred thirty thousand, three hundred forty-two".

Divisors: 1 2 19 38 6079 12158 115501 231002 564671 1129342 10728749 21457498 3432635009 6865270018 65220065171 130440130342