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34097817609 = 3217753729569
BaseRepresentation
bin11111110000011000…
…110110100000001001
310021000100001121100200
4133300120312200021
51024313020130414
623355254322413
72314655444652
oct376030664011
9107010047320
1034097817609
1113508369059
126737359409
1332a5344b4b
141916782529
15d48772109
hex7f0636809

34097817609 has 24 divisors (see below), whose sum is σ = 52158286440. Its totient is φ = 21391147008.

The previous prime is 34097817599. The next prime is 34097817623. The reversal of 34097817609 is 90671879043.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 8510616009 + 25587201600 = 92253^2 + 159960^2 .

It is not a de Polignac number, because 34097817609 - 28 = 34097817353 is a prime.

It is a super-2 number, since 2×340978176092 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (34097817109) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1138377 + ... + 1167945.

It is an arithmetic number, because the mean of its divisors is an integer number (2173261935).

Almost surely, 234097817609 is an apocalyptic number.

It is an amenable number.

34097817609 is a deficient number, since it is larger than the sum of its proper divisors (18060468831).

34097817609 is a wasteful number, since it uses less digits than its factorization.

34097817609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37129 (or 37126 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 54.

The spelling of 34097817609 in words is "thirty-four billion, ninety-seven million, eight hundred seventeen thousand, six hundred nine".

Divisors: 1 3 9 17 51 153 7537 22611 29569 67833 88707 128129 266121 384387 502673 1153161 1508019 4524057 222861553 668584659 2005753977 3788646401 11365939203 34097817609