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16038971 = 137117377
BaseRepresentation
bin111101001011…
…110000111011
31010011212022222
4331023300323
513101221341
61331434255
7253220564
oct75136073
933155288
1016038971
119065353
12545598b
133427520
1421b716b
15161c44b
hexf4bc3b

16038971 has 8 divisors (see below), whose sum is σ = 17517024. Its totient is φ = 14595840.

The previous prime is 16038961. The next prime is 16038989. The reversal of 16038971 is 17983061.

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 16038971 - 210 = 16037947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16038941) 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, 7766 + ... + 9611.

It is an arithmetic number, because the mean of its divisors is an integer number (2189628).

Almost surely, 216038971 is an apocalyptic number.

16038971 is a deficient number, since it is larger than the sum of its proper divisors (1478053).

16038971 is a wasteful number, since it uses less digits than its factorization.

16038971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17461.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 16038971 is about 4004.8684123202. The cubic root of 16038971 is about 252.1886290319.

The spelling of 16038971 in words is "sixteen million, thirty-eight thousand, nine hundred seventy-one".

Divisors: 1 13 71 923 17377 225901 1233767 16038971