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1042131544145 = 51912843383833
BaseRepresentation
bin11110010101000111110…
…00010110100001010001
310200121220221100121211222
433022203320112201101
5114033241133403040
62114425411414425
7135201663653156
oct17124370264121
93617827317758
101042131544145
11371a690a766a
12149b7b8b4415
1377370b31a13
1438621b5222d
151c195446bb5
hexf2a3e16851

1042131544145 has 16 divisors (see below), whose sum is σ = 1257550728192. Its totient is φ = 829046413440.

The previous prime is 1042131544127. The next prime is 1042131544189. The reversal of 1042131544145 is 5414451312401.

It is not a de Polignac number, because 1042131544145 - 26 = 1042131544081 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2523149 + ... + 2906981.

It is an arithmetic number, because the mean of its divisors is an integer number (78596920512).

Almost surely, 21042131544145 is an apocalyptic number.

It is an amenable number.

1042131544145 is a deficient number, since it is larger than the sum of its proper divisors (215419184047).

1042131544145 is a wasteful number, since it uses less digits than its factorization.

1042131544145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386872.

The product of its (nonzero) digits is 38400, while the sum is 35.

Adding to 1042131544145 its reverse (5414451312401), we get a palindrome (6456582856546).

The spelling of 1042131544145 in words is "one trillion, forty-two billion, one hundred thirty-one million, five hundred forty-four thousand, one hundred forty-five".

Divisors: 1 5 191 955 2843 14215 383833 543013 1919165 2715065 73312103 366560515 1091237219 5456186095 208426308829 1042131544145