Search a number
-
+
38873401 = 715793517
BaseRepresentation
bin1001010001001…
…0100100111001
32201010222021121
42110102210321
534422422101
63505105241
7651263350
oct224224471
981128247
1038873401
111aa41186
1211028221
138090b18
14523c997
15362d0a1
hex2512939

38873401 has 8 divisors (see below), whose sum is σ = 44467520. Its totient is φ = 33289488.

The previous prime is 38873399. The next prime is 38873413. The reversal of 38873401 is 10437883.

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 38873401 - 21 = 38873399 is a prime.

It is a super-2 number, since 2×388734012 = 3022282610613602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38873431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9295 + ... + 12811.

It is an arithmetic number, because the mean of its divisors is an integer number (5558440).

Almost surely, 238873401 is an apocalyptic number.

It is an amenable number.

38873401 is a deficient number, since it is larger than the sum of its proper divisors (5594119).

38873401 is a wasteful number, since it uses less digits than its factorization.

38873401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5103.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 38873401 is about 6234.8537272337. The cubic root of 38873401 is about 338.7538029647.

The spelling of 38873401 in words is "thirty-eight million, eight hundred seventy-three thousand, four hundred one".

Divisors: 1 7 1579 3517 11053 24619 5553343 38873401