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16052043 = 373773283
BaseRepresentation
bin111101001110…
…111101001011
31010012112021010
4331032331023
513102131133
61332015003
7253303650
oct75167513
933175233
1016052043
119074157
125461463
133430467
1421bbc27
151621263
hexf4ef4b

16052043 has 32 divisors (see below), whose sum is σ = 25555456. Its totient is φ = 8771328.

The previous prime is 16052041. The next prime is 16052053. The reversal of 16052043 is 34025061.

It is a happy number.

It is not a de Polignac number, because 16052043 - 21 = 16052041 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is the 4007-th Hogben number.

It is not an unprimeable number, because it can be changed into a prime (16052041) by changing a digit.

It is a nontrivial repunit in base 4006.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56580 + ... + 56862.

It is an arithmetic number, because the mean of its divisors is an integer number (798608).

Almost surely, 216052043 is an apocalyptic number.

16052043 is a deficient number, since it is larger than the sum of its proper divisors (9503413).

16052043 is a wasteful number, since it uses less digits than its factorization.

16052043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 16052043 is about 4006.5000935979. The cubic root of 16052043 is about 252.2571229223.

The spelling of 16052043 in words is "sixteen million, fifty-two thousand, forty-three".

Divisors: 1 3 7 21 37 73 111 219 259 283 511 777 849 1533 1981 2701 5943 8103 10471 18907 20659 31413 56721 61977 73297 144613 219891 433839 764383 2293149 5350681 16052043