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1404230141 = 17292848337
BaseRepresentation
bin101001110110010…
…1101100111111101
310121212022021121202
41103230231213331
510333440331031
6351201305245
746540521266
oct12354554775
93555267552
101404230141
11660718986
12332335225
13194c00012
14d46d396d
158342d2cb
hex53b2d9fd

1404230141 has 8 divisors (see below), whose sum is σ = 1538102520. Its totient is φ = 1276054528.

The previous prime is 1404230129. The next prime is 1404230147. The reversal of 1404230141 is 1410324041.

It can be written as a sum of positive squares in 4 ways, for example, as 166668100 + 1237562041 = 12910^2 + 35179^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1404230141 - 26 = 1404230077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1404230147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1423676 + ... + 1424661.

It is an arithmetic number, because the mean of its divisors is an integer number (192262815).

Almost surely, 21404230141 is an apocalyptic number.

It is an amenable number.

1404230141 is a deficient number, since it is larger than the sum of its proper divisors (133872379).

1404230141 is a wasteful number, since it uses less digits than its factorization.

1404230141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2848383.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1404230141 is about 37473.0588690061. The cubic root of 1404230141 is about 1119.8145263129.

Adding to 1404230141 its reverse (1410324041), we get a palindrome (2814554182).

The spelling of 1404230141 in words is "one billion, four hundred four million, two hundred thirty thousand, one hundred forty-one".

Divisors: 1 17 29 493 2848337 48421729 82601773 1404230141