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2030411412 = 223256400317
BaseRepresentation
bin111100100000101…
…1001111010010100
312020111120120211200
41321001121322110
513124241131122
6533250432500
7101213132541
oct17101317224
95214516750
102030411412
11952129167
12487b92730
13264864693
14153933bc8
15bd3bd5ac
hex79059e94

2030411412 has 18 divisors (see below), whose sum is σ = 5132428938. Its totient is φ = 676803792.

The previous prime is 2030411407. The next prime is 2030411419. The reversal of 2030411412 is 2141140302.

It can be written as a sum of positive squares in only one way, i.e., 1270637316 + 759774096 = 35646^2 + 27564^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2030411419) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28200123 + ... + 28200194.

It is an arithmetic number, because the mean of its divisors is an integer number (285134941).

Almost surely, 22030411412 is an apocalyptic number.

It is an amenable number.

2030411412 is an abundant number, since it is smaller than the sum of its proper divisors (3102017526).

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

2030411412 is a wasteful number, since it uses less digits than its factorization.

2030411412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56400327 (or 56400322 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 2030411412 is about 45060.0866843374. The cubic root of 2030411412 is about 1266.2749490798.

Adding to 2030411412 its reverse (2141140302), we get a palindrome (4171551714).

The spelling of 2030411412 in words is "two billion, thirty million, four hundred eleven thousand, four hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 36 56400317 112800634 169200951 225601268 338401902 507602853 676803804 1015205706 2030411412