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69132196838 = 21717191118277
BaseRepresentation
bin100000001100010011…
…0011001101111100110
320121102221102110201202
41000120212121233212
52113040320244323
651431530522502
74665105656165
oct1003046315746
9217387373652
1069132196838
1127356360781
1211494296432
136699714b63
1434bb67b3dc
151be9343d28
hex1018999be6

69132196838 has 16 divisors (see below), whose sum is σ = 109805510304. Its totient is φ = 32530631040.

The previous prime is 69132196813. The next prime is 69132196843. The reversal of 69132196838 is 83869123196.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 525356 + ... + 643632.

It is an arithmetic number, because the mean of its divisors is an integer number (6862844394).

Almost surely, 269132196838 is an apocalyptic number.

69132196838 is a deficient number, since it is larger than the sum of its proper divisors (40673313466).

69132196838 is a wasteful number, since it uses less digits than its factorization.

69132196838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135487.

The product of its digits is 3359232, while the sum is 56.

The spelling of 69132196838 in words is "sixty-nine billion, one hundred thirty-two million, one hundred ninety-six thousand, eight hundred thirty-eight".

Divisors: 1 2 17 34 17191 34382 118277 236554 292247 584494 2010709 4021418 2033299907 4066599814 34566098419 69132196838