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4144420014 = 237131753257
BaseRepresentation
bin1111011100000110…
…1101010010101110
3101200211110100110120
43313001231102232
531441432420024
61523125145410
7204462663120
oct36701552256
911624410416
104144420014
111837465109
12977b5b266
13510818847
142b45c9210
15193ca1479
hexf706d4ae

4144420014 has 32 divisors (see below), whose sum is σ = 9545285376. Its totient is φ = 1175079360.

The previous prime is 4144420009. The next prime is 4144420019. The reversal of 4144420014 is 4100244414.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4144420009) and next prime (4144420019).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4144420019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 371127 + ... + 382130.

It is an arithmetic number, because the mean of its divisors is an integer number (298290168).

Almost surely, 24144420014 is an apocalyptic number.

4144420014 is an abundant number, since it is smaller than the sum of its proper divisors (5400865362).

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

4144420014 is a wasteful number, since it uses less digits than its factorization.

4144420014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753400.

The product of its (nonzero) digits is 2048, while the sum is 24.

The square root of 4144420014 is about 64377.1699750773. The cubic root of 4144420014 is about 1606.2800080108.

Adding to 4144420014 its reverse (4100244414), we get a palindrome (8244664428).

The spelling of 4144420014 in words is "four billion, one hundred forty-four million, four hundred twenty thousand, fourteen".

Divisors: 1 2 3 6 7 14 21 42 131 262 393 786 917 1834 2751 5502 753257 1506514 2259771 4519542 5272799 10545598 15818397 31636794 98676667 197353334 296030001 592060002 690736669 1381473338 2072210007 4144420014