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38330442001 = 312843343487
BaseRepresentation
bin100011101100101011…
…000010000100010001
310122221022111012111001
4203230223002010101
51112000043121001
625335254222001
72524602244525
oct435453020421
9118838435431
1038330442001
111528a598445
127518954901
1337cb204217
141bd896bd85
15ee5148001
hex8ecac2111

38330442001 has 8 divisors (see below), whose sum is σ = 39569209344. Its totient is φ = 37091818560.

The previous prime is 38330441999. The next prime is 38330442023. The reversal of 38330442001 is 10024403383.

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 38330442001 - 21 = 38330441999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38330452001) 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, 859680 + ... + 903166.

It is an arithmetic number, because the mean of its divisors is an integer number (4946151168).

Almost surely, 238330442001 is an apocalyptic number.

38330442001 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

38330442001 is a deficient number, since it is larger than the sum of its proper divisors (1238767343).

38330442001 is a wasteful number, since it uses less digits than its factorization.

38330442001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71951.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 38330442001 its reverse (10024403383), we get a palindrome (48354845384).

The spelling of 38330442001 in words is "thirty-eight billion, three hundred thirty million, four hundred forty-two thousand, one".

Divisors: 1 31 28433 43487 881423 1348097 1236465871 38330442001