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34723420493 = 196172961991
BaseRepresentation
bin100000010101101011…
…010101100101001101
310022121221020112011212
4200111223111211031
51032103143423433
623541323224205
72336323130036
oct402553254515
9108557215155
1034723420493
11137a9513833
126890978065
133374b36178
1419758b1a8d
15d8364ad48
hex815ad594d

34723420493 has 8 divisors (see below), whose sum is σ = 36610221120. Its totient is φ = 32842545120.

The previous prime is 34723420463. The next prime is 34723420553. The reversal of 34723420493 is 39402432743.

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 34723420493 - 212 = 34723416397 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34723420493.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34723420423) by changing a digit.

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, 1469273 + ... + 1492718.

It is an arithmetic number, because the mean of its divisors is an integer number (4576277640).

Almost surely, 234723420493 is an apocalyptic number.

It is an amenable number.

34723420493 is a deficient number, since it is larger than the sum of its proper divisors (1886800627).

34723420493 is a wasteful number, since it uses less digits than its factorization.

34723420493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2962627.

The product of its (nonzero) digits is 435456, while the sum is 41.

The spelling of 34723420493 in words is "thirty-four billion, seven hundred twenty-three million, four hundred twenty thousand, four hundred ninety-three".

Divisors: 1 19 617 11723 2961991 56277829 1827548447 34723420493