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2023203030 = 235197348623
BaseRepresentation
bin111100010010111…
…1010000011010110
312020000000100210120
41320211322003112
513120414444110
6532432132410
7101064641052
oct17045720326
95200010716
102023203030
11949055422
12485697106
1326320c674
141529b8c62
15bc947870
hex7897a0d6

2023203030 has 64 divisors (see below), whose sum is σ = 5181373440. Its totient is φ = 504112896.

The previous prime is 2023203001. The next prime is 2023203053. The reversal of 2023203030 is 303023202.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17299 + ... + 65921.

It is an arithmetic number, because the mean of its divisors is an integer number (80958960).

Almost surely, 22023203030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2023203030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2590686720).

2023203030 is an abundant number, since it is smaller than the sum of its proper divisors (3158170410).

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

2023203030 is a wasteful number, since it uses less digits than its factorization.

2023203030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48725.

The product of its (nonzero) digits is 216, while the sum is 15.

The square root of 2023203030 is about 44980.0292352062. The cubic root of 2023203030 is about 1264.7746592525.

Adding to 2023203030 its reverse (303023202), we get a palindrome (2326226232).

The spelling of 2023203030 in words is "two billion, twenty-three million, two hundred three thousand, thirty".

Divisors: 1 2 3 5 6 10 15 19 30 38 57 73 95 114 146 190 219 285 365 438 570 730 1095 1387 2190 2774 4161 6935 8322 13870 20805 41610 48623 97246 145869 243115 291738 486230 729345 923837 1458690 1847674 2771511 3549479 4619185 5543022 7098958 9238370 10648437 13857555 17747395 21296874 27715110 35494790 53242185 67440101 106484370 134880202 202320303 337200505 404640606 674401010 1011601515 2023203030