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38214563 = 233164011
BaseRepresentation
bin1001000111000…
…1101110100011
32122220111112012
42101301232203
534240331223
63443023135
7642550502
oct221615643
978814465
1038214563
111a631192
121096aaab
137bbcc8a
14510a839
15354cc78
hex2471ba3

38214563 has 4 divisors (see below), whose sum is σ = 38378808. Its totient is φ = 38050320.

The previous prime is 38214557. The next prime is 38214577. The reversal of 38214563 is 36541283.

38214563 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36541283 = 208717509.

It is a cyclic number.

It is not a de Polignac number, because 38214563 - 28 = 38214307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38214593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81773 + ... + 82238.

It is an arithmetic number, because the mean of its divisors is an integer number (9594702).

Almost surely, 238214563 is an apocalyptic number.

38214563 is a deficient number, since it is larger than the sum of its proper divisors (164245).

38214563 is a wasteful number, since it uses less digits than its factorization.

38214563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164244.

The product of its digits is 17280, while the sum is 32.

The square root of 38214563 is about 6181.7928629161. The cubic root of 38214563 is about 336.8291214572.

The spelling of 38214563 in words is "thirty-eight million, two hundred fourteen thousand, five hundred sixty-three".

Divisors: 1 233 164011 38214563