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4144002132 = 2232271521293
BaseRepresentation
bin1111011100000000…
…0111010001010100
3101200210200010020110
43313000013101110
531441331032012
61523112203020
7204456302604
oct36700072124
911623603213
104144002132
1118371aa156
12977999470
1351070058a
142b451ac04
15193c1c73c
hexf7007454

4144002132 has 24 divisors (see below), whose sum is σ = 9711940896. Its totient is φ = 1375247968.

The previous prime is 4144002131. The next prime is 4144002139. The reversal of 4144002132 is 2312004414.

It is a super-4 number, since 4×41440021324 (a number of 40 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4144002099 and 4144002108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4144002131) 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, 757923 + ... + 763370.

It is an arithmetic number, because the mean of its divisors is an integer number (404664204).

Almost surely, 24144002132 is an apocalyptic number.

It is an amenable number.

4144002132 is an abundant number, since it is smaller than the sum of its proper divisors (5567938764).

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

4144002132 is a wasteful number, since it uses less digits than its factorization.

4144002132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1521527 (or 1521525 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 4144002132 is about 64373.9243172265. The cubic root of 4144002132 is about 1606.2260191083.

Adding to 4144002132 its reverse (2312004414), we get a palindrome (6456006546).

The spelling of 4144002132 in words is "four billion, one hundred forty-four million, two thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 227 454 681 908 1362 2724 1521293 3042586 4563879 6085172 9127758 18255516 345333511 690667022 1036000533 1381334044 2072001066 4144002132