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2004130144 = 25297927337
BaseRepresentation
bin111011101110100…
…1001100101100000
312011200010100201101
41313131021211200
513101024131034
6530511244144
7100443553012
oct16735114540
95150110641
102004130144
11939308705
1247b219654
1325c292233
141502521b2
15bae2b514
hex77749960

2004130144 has 48 divisors (see below), whose sum is σ = 4133505600. Its totient is φ = 955229184.

The previous prime is 2004130133. The next prime is 2004130147. The reversal of 2004130144 is 4410314002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2004130147) 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, 59644 + ... + 86980.

It is an arithmetic number, because the mean of its divisors is an integer number (86114700).

Almost surely, 22004130144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2004130144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2066752800).

2004130144 is an abundant number, since it is smaller than the sum of its proper divisors (2129375456).

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

2004130144 is a wasteful number, since it uses less digits than its factorization.

2004130144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27455 (or 27447 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2004130144 is about 44767.5121488787. The cubic root of 2004130144 is about 1260.7877294772.

Adding to 2004130144 its reverse (4410314002), we get a palindrome (6414444146).

The spelling of 2004130144 in words is "two billion, four million, one hundred thirty thousand, one hundred forty-four".

Divisors: 1 2 4 8 16 29 32 58 79 116 158 232 316 464 632 928 1264 2291 2528 4582 9164 18328 27337 36656 54674 73312 109348 218696 437392 792773 874784 1585546 2159623 3171092 4319246 6342184 8638492 12684368 17276984 25368736 34553968 62629067 69107936 125258134 250516268 501032536 1002065072 2004130144