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2023013200 = 245213389041
BaseRepresentation
bin111100010010100…
…1011101101010000
312012222122201101211
41320211023231100
513120342410300
6532424105504
7101063220445
oct17045135520
95188581354
102023013200
11948a3583a
12485605294
13263174140
141529699cc
15bc90b4ba
hex7894bb50

2023013200 has 60 divisors (see below), whose sum is σ = 5234171068. Its totient is φ = 746956800.

The previous prime is 2023013191. The next prime is 2023013203. The reversal of 2023013200 is 23103202.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 25280784 + 1997732416 = 5028^2 + 44696^2 .

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2023013203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 189321 + ... + 199720.

Almost surely, 22023013200 is an apocalyptic number.

2023013200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2023013200 is an abundant number, since it is smaller than the sum of its proper divisors (3211157868).

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

2023013200 is a wasteful number, since it uses less digits than its factorization.

2023013200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389072 (or 389061 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 2023013200 is about 44977.9190270070. The cubic root of 2023013200 is about 1264.7351015678.

Adding to 2023013200 its reverse (23103202), we get a palindrome (2046116402).

The spelling of 2023013200 in words is "two billion, twenty-three million, thirteen thousand, two hundred".

Divisors: 1 2 4 5 8 10 13 16 20 25 26 40 50 52 65 80 100 104 130 200 208 260 325 400 520 650 1040 1300 2600 5200 389041 778082 1556164 1945205 3112328 3890410 5057533 6224656 7780820 9726025 10115066 15561640 19452050 20230132 25287665 31123280 38904100 40460264 50575330 77808200 80920528 101150660 126438325 155616400 202301320 252876650 404602640 505753300 1011506600 2023013200