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2023121030 = 25761946691
BaseRepresentation
bin111100010010110…
…0110000010000110
312012222212012022112
41320211212002012
513120404333110
6532430301022
7101064150020
oct17045460206
95188765275
102023121030
11948aa9857
12485657772
132631b1248
14152997010
15bc92d405
hex78966086

2023121030 has 32 divisors (see below), whose sum is σ = 4168661760. Its totient is φ = 692506080.

The previous prime is 2023121029. The next prime is 2023121047. The reversal of 2023121030 is 301213202.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 2023120996 and 2023121014.

It is a congruent number.

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, 19985 + ... + 66675.

It is an arithmetic number, because the mean of its divisors is an integer number (130270680).

Almost surely, 22023121030 is an apocalyptic number.

2023121030 is an abundant number, since it is smaller than the sum of its proper divisors (2145540730).

2023121030 is a wasteful number, since it uses less digits than its factorization.

2023121030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47324.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2023121030 is about 44979.1177103331. The cubic root of 2023121030 is about 1264.7575720033.

Adding to 2023121030 its reverse (301213202), we get a palindrome (2324334232).

The spelling of 2023121030 in words is "two billion, twenty-three million, one hundred twenty-one thousand, thirty".

Divisors: 1 2 5 7 10 14 35 70 619 1238 3095 4333 6190 8666 21665 43330 46691 93382 233455 326837 466910 653674 1634185 3268370 28901729 57803458 144508645 202312103 289017290 404624206 1011560515 2023121030