Search a number
-
+
38085253 = 1719117911
BaseRepresentation
bin1001000101001…
…0001010000101
32122122221010221
42101102022011
534222212003
63440144341
7641501503
oct221221205
978587127
1038085253
111a553018
12109080b1
137b7616b
1450b5673
1535247bd
hex2452285

38085253 has 8 divisors (see below), whose sum is σ = 42448320. Its totient is φ = 33958080.

The previous prime is 38085241. The next prime is 38085277. The reversal of 38085253 is 35258083.

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 38085253 - 25 = 38085221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38085283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58633 + ... + 59278.

It is an arithmetic number, because the mean of its divisors is an integer number (5306040).

Almost surely, 238085253 is an apocalyptic number.

It is an amenable number.

38085253 is a deficient number, since it is larger than the sum of its proper divisors (4363067).

38085253 is a wasteful number, since it uses less digits than its factorization.

38085253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117947.

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 38085253 is about 6171.3250603092. The cubic root of 38085253 is about 336.4487726213.

The spelling of 38085253 in words is "thirty-eight million, eighty-five thousand, two hundred fifty-three".

Divisors: 1 17 19 323 117911 2004487 2240309 38085253