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38201073 = 312733691
BaseRepresentation
bin1001000110111…
…0011011110001
32122212211000120
42101232123301
534234413243
63442440453
7642463251
oct221563361
978784016
1038201073
111a622039
1210963129
137bb6ab1
145105961
153548c83
hex246e6f1

38201073 has 4 divisors (see below), whose sum is σ = 50934768. Its totient is φ = 25467380.

The previous prime is 38201029. The next prime is 38201081. The reversal of 38201073 is 37010283.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 37010283 = 312336761.

It is a cyclic number.

It is not a de Polignac number, because 38201073 - 28 = 38200817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38201573) 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, 6366843 + ... + 6366848.

It is an arithmetic number, because the mean of its divisors is an integer number (12733692).

Almost surely, 238201073 is an apocalyptic number.

It is an amenable number.

38201073 is a deficient number, since it is larger than the sum of its proper divisors (12733695).

38201073 is a wasteful number, since it uses less digits than its factorization.

38201073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12733694.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 38201073 is about 6180.7016591970. The cubic root of 38201073 is about 336.7894824709.

The spelling of 38201073 in words is "thirty-eight million, two hundred one thousand, seventy-three".

Divisors: 1 3 12733691 38201073