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69106098497 = 1014789142873
BaseRepresentation
bin100000001011100001…
…0110110000101000001
320121101010022112112112
41000113002312011001
52113012130122442
651425155305105
74664341100552
oct1002702660501
9217333275475
1069106098497
11273426556a7
12114875ab195
1366941a7a57
1434b8006329
151be6ddb082
hex10170b6141

69106098497 has 8 divisors (see below), whose sum is σ = 69805378920. Its totient is φ = 68407113600.

The previous prime is 69106098461. The next prime is 69106098499. The reversal of 69106098497 is 79489060196.

It can be written as a sum of positive squares in 4 ways, for example, as 24696436801 + 44409661696 = 157151^2 + 210736^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 69106098497 - 26 = 69106098433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (69106098499) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 412253 + ... + 555125.

It is an arithmetic number, because the mean of its divisors is an integer number (8725672365).

Almost surely, 269106098497 is an apocalyptic number.

It is an amenable number.

69106098497 is a deficient number, since it is larger than the sum of its proper divisors (699280423).

69106098497 is a wasteful number, since it uses less digits than its factorization.

69106098497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147763.

The product of its (nonzero) digits is 5878656, while the sum is 59.

The spelling of 69106098497 in words is "sixty-nine billion, one hundred six million, ninety-eight thousand, four hundred ninety-seven".

Divisors: 1 101 4789 142873 483689 14430173 684218797 69106098497