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38016071 = 291310899
BaseRepresentation
bin1001000100000…
…1010001000111
32122112102020122
42101001101013
534213003241
63434452155
7641063012
oct221012107
978472218
1038016071
111a506045
121089405b
137b50822
145098379
15350e04b
hex2441447

38016071 has 4 divisors (see below), whose sum is σ = 39327000. Its totient is φ = 36705144.

The previous prime is 38016037. The next prime is 38016073. The reversal of 38016071 is 17061083.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17061083 = 131312391.

It is a cyclic number.

It is not a de Polignac number, because 38016071 - 26 = 38016007 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 38016071.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38016073) 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, 655421 + ... + 655478.

It is an arithmetic number, because the mean of its divisors is an integer number (9831750).

Almost surely, 238016071 is an apocalyptic number.

38016071 is a deficient number, since it is larger than the sum of its proper divisors (1310929).

38016071 is a wasteful number, since it uses less digits than its factorization.

38016071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1310928.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 38016071 is about 6165.7173954050. The cubic root of 38016071 is about 336.2449290059.

The spelling of 38016071 in words is "thirty-eight million, sixteen thousand, seventy-one".

Divisors: 1 29 1310899 38016071