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69036331142 = 261755945163
BaseRepresentation
bin100000001001011100…
…0101101000010000110
320121012021000222201102
41000102320231002012
52112341300044032
651414224100102
74662533063312
oct1002270550206
9217167028642
1069036331142
1127307233429
1211468164632
1366828bb0ac
1434aca44b42
151be0c09362
hex1012e2d086

69036331142 has 8 divisors (see below), whose sum is σ = 103722334056. Its totient is φ = 34462219792.

The previous prime is 69036331129. The next prime is 69036331153. The reversal of 69036331142 is 24113363096.

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

It is a junction number, because it is equal to n+sod(n) for n = 69036331096 and 69036331105.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 27971348 + ... + 27973815.

It is an arithmetic number, because the mean of its divisors is an integer number (12965291757).

Almost surely, 269036331142 is an apocalyptic number.

69036331142 is a deficient number, since it is larger than the sum of its proper divisors (34686002914).

69036331142 is a wasteful number, since it uses less digits than its factorization.

69036331142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55945782.

The product of its (nonzero) digits is 69984, while the sum is 38.

The spelling of 69036331142 in words is "sixty-nine billion, thirty-six million, three hundred thirty-one thousand, one hundred forty-two".

Divisors: 1 2 617 1234 55945163 111890326 34518165571 69036331142