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2023032740 = 225101151637
BaseRepresentation
bin111100010010101…
…0000011110100100
312012222200201012112
41320211100132210
513120344021430
6532424340152
7101063331431
oct17045203644
95188621175
102023032740
11948a49493
12485614658
1326317ccc1
14152972b88
15bc912195
hex789507a4

2023032740 has 12 divisors (see below), whose sum is σ = 4248368796. Its totient is φ = 809213088.

The previous prime is 2023032719. The next prime is 2023032821. The reversal of 2023032740 is 472303202.

It can be written as a sum of positive squares in 2 ways, for example, as 1277633536 + 745399204 = 35744^2 + 27302^2 .

It is a super-2 number, since 2×20230327402 = 8185322934223815200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50575799 + ... + 50575838.

It is an arithmetic number, because the mean of its divisors is an integer number (354030733).

Almost surely, 22023032740 is an apocalyptic number.

2023032740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2023032740 is an abundant number, since it is smaller than the sum of its proper divisors (2225336056).

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

2023032740 is a wasteful number, since it uses less digits than its factorization.

2023032740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101151646 (or 101151644 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 23.

The square root of 2023032740 is about 44978.1362441798. The cubic root of 2023032740 is about 1264.7391735208.

Adding to 2023032740 its reverse (472303202), we get a palindrome (2495335942).

The spelling of 2023032740 in words is "two billion, twenty-three million, thirty-two thousand, seven hundred forty".

Divisors: 1 2 4 5 10 20 101151637 202303274 404606548 505758185 1011516370 2023032740