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2231241430 = 251131654323
BaseRepresentation
bin1000010011111110…
…0000101011010110
312202111110210211111
42010333200223112
514032144211210
61005223125234
7106202145025
oct20477405326
95674423744
102231241430
11a45528790
125232a381a
1329734c702
141724908bc
15d0d3d88a
hex84fe0ad6

2231241430 has 32 divisors (see below), whose sum is σ = 4522687488. Its totient is φ = 785186400.

The previous prime is 2231241413. The next prime is 2231241479. The reversal of 2231241430 is 341421322.

2231241430 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×22312414303 (a number of 29 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 323752 + ... + 330571.

It is an arithmetic number, because the mean of its divisors is an integer number (141333984).

Almost surely, 22231241430 is an apocalyptic number.

2231241430 is an abundant number, since it is smaller than the sum of its proper divisors (2291446058).

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

2231241430 is a wasteful number, since it uses less digits than its factorization.

2231241430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654372.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 2231241430 is about 47236.0183546412. The cubic root of 2231241430 is about 1306.7189475501.

Adding to 2231241430 its reverse (341421322), we get a palindrome (2572662752).

The spelling of 2231241430 in words is "two billion, two hundred thirty-one million, two hundred forty-one thousand, four hundred thirty".

Divisors: 1 2 5 10 11 22 31 55 62 110 155 310 341 682 1705 3410 654323 1308646 3271615 6543230 7197553 14395106 20284013 35987765 40568026 71975530 101420065 202840130 223124143 446248286 1115620715 2231241430