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38412828042 = 236402138007
BaseRepresentation
bin100011110001100101…
…010011110110001010
310200011001111211212220
4203301211103312022
51112132140444132
625351400114510
72526622436211
oct436145236612
9120131454786
1038412828042
1115322049286
127540465a36
1338122bb664
141c05896078
15eec4bda2c
hex8f1953d8a

38412828042 has 8 divisors (see below), whose sum is σ = 76825656096. Its totient is φ = 12804276012.

The previous prime is 38412828007. The next prime is 38412828043. The reversal of 38412828042 is 24082821483.

38412828042 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.

38412828042 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 38412827985 and 38412828003.

It is not an unprimeable number, because it can be changed into a prime (38412828043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3201068998 + ... + 3201069009.

It is an arithmetic number, because the mean of its divisors is an integer number (9603207012).

Almost surely, 238412828042 is an apocalyptic number.

38412828042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38412828042 is a wasteful number, since it uses less digits than its factorization.

38412828042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6402138012.

The product of its (nonzero) digits is 196608, while the sum is 42.

The spelling of 38412828042 in words is "thirty-eight billion, four hundred twelve million, eight hundred twenty-eight thousand, forty-two".

Divisors: 1 2 3 6 6402138007 12804276014 19206414021 38412828042