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16130335 = 5131937353
BaseRepresentation
bin111101100010…
…000100011111
31010100111122211
4331202010133
513112132320
61333421251
7254051134
oct75420437
933314584
1016130335
119117a61
12549a827
133459ca0
1421dc58b
15163955a
hexf6211f

16130335 has 32 divisors (see below), whose sum is σ = 22599360. Its totient is φ = 10948608.

The previous prime is 16130329. The next prime is 16130339. The reversal of 16130335 is 53303161.

It is a 12-Lehmer number, since φ(16130335) divides (16130335-1)12.

It is a cyclic number.

It is not a de Polignac number, because 16130335 - 23 = 16130327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16130339) 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 31 ways as a sum of consecutive naturals, for example, 45519 + ... + 45871.

It is an arithmetic number, because the mean of its divisors is an integer number (706230).

Almost surely, 216130335 is an apocalyptic number.

16130335 is a deficient number, since it is larger than the sum of its proper divisors (6469025).

16130335 is a wasteful number, since it uses less digits than its factorization.

16130335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427.

The product of its (nonzero) digits is 810, while the sum is 22.

The square root of 16130335 is about 4016.2588313006. The cubic root of 16130335 is about 252.6665763566. Note that the first 3 decimals are identical.

Adding to 16130335 its reverse (53303161), we get a palindrome (69433496).

The spelling of 16130335 in words is "sixteen million, one hundred thirty thousand, three hundred thirty-five".

Divisors: 1 5 13 19 37 65 95 185 247 353 481 703 1235 1765 2405 3515 4589 6707 9139 13061 22945 33535 45695 65305 87191 169793 248159 435955 848965 1240795 3226067 16130335