Search a number
-
+
1440141204 = 223122398129
BaseRepresentation
bin101010111010110…
…1100111110010100
310201100212202100010
41111311230332110
510422134004304
6354523120220
750454666255
oct12565547624
93640782303
101440141204
11679a16447
12342373070
1319c494678
14d93a0b2c
1586673789
hex55d6cf94

1440141204 has 24 divisors (see below), whose sum is σ = 3363111360. Its totient is φ = 479649664.

The previous prime is 1440141193. The next prime is 1440141211. The reversal of 1440141204 is 4021410441.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34389 + ... + 63740.

It is an arithmetic number, because the mean of its divisors is an integer number (140129640).

Almost surely, 21440141204 is an apocalyptic number.

It is an amenable number.

1440141204 is an abundant number, since it is smaller than the sum of its proper divisors (1922970156).

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

1440141204 is a wasteful number, since it uses less digits than its factorization.

1440141204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99359 (or 99357 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 1440141204 is about 37949.1924024741. The cubic root of 1440141204 is about 1129.2801440207.

Adding to 1440141204 its reverse (4021410441), we get a palindrome (5461551645).

The spelling of 1440141204 in words is "one billion, four hundred forty million, one hundred forty-one thousand, two hundred four".

Divisors: 1 2 3 4 6 12 1223 2446 3669 4892 7338 14676 98129 196258 294387 392516 588774 1177548 120011767 240023534 360035301 480047068 720070602 1440141204