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69414240056 = 2372177077143
BaseRepresentation
bin100000010100101101…
…0010011111100111000
320122011121010202021212
41000221122103330320
52114130021140211
651515524022252
75005102206500
oct1005132237470
9218147122255
1069414240056
112749058aa47
1211552831988
136712c96535
143506cd8a00
151c13ea738b
hex1029693f38

69414240056 has 24 divisors (see below), whose sum is σ = 151400958120. Its totient is φ = 29748959856.

The previous prime is 69414240029. The next prime is 69414240107. The reversal of 69414240056 is 65004241496.

It is a junction number, because it is equal to n+sod(n) for n = 69414239995 and 69414240022.

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 5 ways as a sum of consecutive naturals, for example, 88538180 + ... + 88538963.

It is an arithmetic number, because the mean of its divisors is an integer number (6308373255).

Almost surely, 269414240056 is an apocalyptic number.

It is an amenable number.

69414240056 is an abundant number, since it is smaller than the sum of its proper divisors (81986718064).

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

69414240056 is a wasteful number, since it uses less digits than its factorization.

69414240056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177077163 (or 177077152 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 41.

The spelling of 69414240056 in words is "sixty-nine billion, four hundred fourteen million, two hundred forty thousand, fifty-six".

Divisors: 1 2 4 7 8 14 28 49 56 98 196 392 177077143 354154286 708308572 1239540001 1416617144 2479080002 4958160004 8676780007 9916320008 17353560014 34707120028 69414240056