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38016838079 = 11291091676547
BaseRepresentation
bin100011011001111110…
…101110100110111111
310122010110101110202222
4203121332232212333
51110324302304304
625244212435555
72514043535423
oct433176564677
9118113343688
1038016838079
1115139572150
12744b918bbb
13377b25237c
141ba9056b83
15ec784d4be
hex8d9fae9bf

38016838079 has 32 divisors (see below), whose sum is σ = 43562534400. Its totient is φ = 32859872640.

The previous prime is 38016838063. The next prime is 38016838087. The reversal of 38016838079 is 97083861083.

It is a cyclic number.

It is not a de Polignac number, because 38016838079 - 24 = 38016838063 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 38016838079.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38016838049) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5803484 + ... + 5810030.

It is an arithmetic number, because the mean of its divisors is an integer number (1361329200).

Almost surely, 238016838079 is an apocalyptic number.

38016838079 is a deficient number, since it is larger than the sum of its proper divisors (5545696321).

38016838079 is a wasteful number, since it uses less digits than its factorization.

38016838079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6863.

The product of its (nonzero) digits is 1741824, while the sum is 53.

The spelling of 38016838079 in words is "thirty-eight billion, sixteen million, eight hundred thirty-eight thousand, seventy-nine".

Divisors: 1 11 29 109 167 319 1199 1837 3161 4843 6547 18203 34771 53273 72017 189863 200233 527887 713623 1093349 2088493 5806757 7849853 12026839 20695067 31707121 119175041 227645737 348778331 1310925451 3456076189 38016838079