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16193892 = 22311139437
BaseRepresentation
bin111101110001…
…100101100100
31010110201211210
4331301211210
513121201032
61335031420
7254434341
oct75614544
933421753
1016193892
119160790
12550b570
13347cbb0
1422177c8
15164d2cc
hexf71964

16193892 has 48 divisors (see below), whose sum is σ = 44396352. Its totient is φ = 4529280.

The previous prime is 16193869. The next prime is 16193921. The reversal of 16193892 is 29839161.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 16193892.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3003 + ... + 6434.

It is an arithmetic number, because the mean of its divisors is an integer number (924924).

Almost surely, 216193892 is an apocalyptic number.

16193892 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16193892 is an abundant number, since it is smaller than the sum of its proper divisors (28202460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16193892 is a wasteful number, since it uses less digits than its factorization.

16193892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9468 (or 9466 counting only the distinct ones).

The product of its digits is 23328, while the sum is 39.

The square root of 16193892 is about 4024.1635155644. The cubic root of 16193892 is about 252.9979950577.

The spelling of 16193892 in words is "sixteen million, one hundred ninety-three thousand, eight hundred ninety-two".

Divisors: 1 2 3 4 6 11 12 13 22 26 33 39 44 52 66 78 132 143 156 286 429 572 858 1716 9437 18874 28311 37748 56622 103807 113244 122681 207614 245362 311421 368043 415228 490724 622842 736086 1245684 1349491 1472172 2698982 4048473 5397964 8096946 16193892