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38580208423 = 88158217523
BaseRepresentation
bin100011111011100011…
…110100001100100111
310200120201110122121021
4203323203310030213
51113003013132143
625420135432011
72534024234521
oct437343641447
9120521418537
1038580208423
11153a8581679
127588525607
13383ab944c3
141c1dbc6a11
15100c032ced
hex8fb8f4327

38580208423 has 8 divisors (see below), whose sum is σ = 38635770096. Its totient is φ = 38524675200.

The previous prime is 38580208411. The next prime is 38580208481. The reversal of 38580208423 is 32480208583.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-38580208423 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 38580208423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38580208483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5124540 + ... + 5132062.

It is an arithmetic number, because the mean of its divisors is an integer number (4829471262).

Almost surely, 238580208423 is an apocalyptic number.

38580208423 is a deficient number, since it is larger than the sum of its proper divisors (55561673).

38580208423 is an equidigital number, since it uses as much as digits as its factorization.

38580208423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14225.

The product of its (nonzero) digits is 368640, while the sum is 43.

The spelling of 38580208423 in words is "thirty-eight billion, five hundred eighty million, two hundred eight thousand, four hundred twenty-three".

Divisors: 1 881 5821 7523 5128301 6627763 43791383 38580208423