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16200740 = 2252341859
BaseRepresentation
bin111101110011…
…010000100100
31010111002020102
4331303100210
513121410430
61335123232
7254463323
oct75632044
933432212
1016200740
119165946
125513518
13348304a
14221a0ba
151650345
hexf73424

16200740 has 48 divisors (see below), whose sum is σ = 36408960. Its totient is φ = 6040320.

The previous prime is 16200721. The next prime is 16200757. The reversal of 16200740 is 4700261.

16200740 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18431 + ... + 19289.

It is an arithmetic number, because the mean of its divisors is an integer number (758520).

Almost surely, 216200740 is an apocalyptic number.

16200740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16200740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18204480).

16200740 is an abundant number, since it is smaller than the sum of its proper divisors (20208220).

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

16200740 is a wasteful number, since it uses less digits than its factorization.

16200740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 932 (or 930 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 16200740 is about 4025.0142856889. The cubic root of 16200740 is about 253.0336522490.

The spelling of 16200740 in words is "sixteen million, two hundred thousand, seven hundred forty".

Divisors: 1 2 4 5 10 20 23 41 46 82 92 115 164 205 230 410 460 820 859 943 1718 1886 3436 3772 4295 4715 8590 9430 17180 18860 19757 35219 39514 70438 79028 98785 140876 176095 197570 352190 395140 704380 810037 1620074 3240148 4050185 8100370 16200740