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38000069659 = 277769117837
BaseRepresentation
bin100011011000111110…
…110000110000011011
310122002021211112211101
4203120332300300123
51110311004212114
625242413212231
72513451156046
oct433076606033
9118067745741
1038000069659
1115130059852
127446191077
133777930b26
141ba6b2dc5d
15ec6139d74
hex8d8fb0c1b

38000069659 has 8 divisors (see below), whose sum is σ = 38144351088. Its totient is φ = 37855839840.

The previous prime is 38000069651. The next prime is 38000069663. The reversal of 38000069659 is 95696000083.

38000069659 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 38000069659 - 23 = 38000069651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38000069651) 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, 2121489 + ... + 2139325.

It is an arithmetic number, because the mean of its divisors is an integer number (4768043886).

Almost surely, 238000069659 is an apocalyptic number.

38000069659 is a deficient number, since it is larger than the sum of its proper divisors (144281429).

38000069659 is a wasteful number, since it uses less digits than its factorization.

38000069659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25805.

The product of its (nonzero) digits is 349920, while the sum is 46.

The spelling of 38000069659 in words is "thirty-eight billion, sixty-nine thousand, six hundred fifty-nine".

Divisors: 1 277 7691 17837 2130407 4940849 137184367 38000069659