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38100023 = 133194541
BaseRepresentation
bin1001000101010…
…1110000110111
32122200200101222
42101111300313
534223200043
63440340555
7641562533
oct221256067
978620358
1038100023
111a563125
121091475b
137b7cac0
1450babc3
153528d68
hex2455c37

38100023 has 8 divisors (see below), whose sum is σ = 42354816. Its totient is φ = 34034400.

The previous prime is 38100001. The next prime is 38100031. The reversal of 38100023 is 32000183.

38100023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 38100023 - 28 = 38099767 is a prime.

It is a super-2 number, since 2×381000232 = 2903223505201058, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 38099974 and 38100010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38100053) 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 7 ways as a sum of consecutive naturals, for example, 46868 + ... + 47673.

It is an arithmetic number, because the mean of its divisors is an integer number (5294352).

Almost surely, 238100023 is an apocalyptic number.

38100023 is a deficient number, since it is larger than the sum of its proper divisors (4254793).

38100023 is a wasteful number, since it uses less digits than its factorization.

38100023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94585.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 38100023 is about 6172.5216079006. The cubic root of 38100023 is about 336.4922601983.

The spelling of 38100023 in words is "thirty-eight million, one hundred thousand, twenty-three".

Divisors: 1 13 31 403 94541 1229033 2930771 38100023