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38025107 = 172236771
BaseRepresentation
bin1001000100001…
…1011110010011
32122112212122022
42101003132103
534213300412
63435002055
7641131241
oct221033623
978485568
1038025107
111a51190a
121089932b
137b54983
14509b791
153511a72
hex2443793

38025107 has 4 divisors (see below), whose sum is σ = 40261896. Its totient is φ = 35788320.

The previous prime is 38025083. The next prime is 38025109. The reversal of 38025107 is 70152083.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70152083 = 137512059.

It is a cyclic number.

It is not a de Polignac number, because 38025107 - 214 = 38008723 is a prime.

It is a super-2 number, since 2×380251072 = 2891817524722898, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38025109) 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, 1118369 + ... + 1118402.

It is an arithmetic number, because the mean of its divisors is an integer number (10065474).

Almost surely, 238025107 is an apocalyptic number.

38025107 is a deficient number, since it is larger than the sum of its proper divisors (2236789).

38025107 is a wasteful number, since it uses less digits than its factorization.

38025107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2236788.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 38025107 is about 6166.4501133148. The cubic root of 38025107 is about 336.2715674635.

The spelling of 38025107 in words is "thirty-eight million, twenty-five thousand, one hundred seven".

Divisors: 1 17 2236771 38025107