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244230442000 = 2453122115221
BaseRepresentation
bin1110001101110101000…
…1001100110000010000
3212100101211122221102221
43203131101030300100
513000140443121000
6304110425550424
723434154334646
oct3433521146020
9770354587387
10244230442000
11946397989a6
123b400345414
131a05297864c
14bb6c46b196
15654655061a
hex38dd44cc10

244230442000 has 40 divisors (see below), whose sum is σ = 590549213592. Its totient is φ = 97692176000.

The previous prime is 244230441971. The next prime is 244230442031. The reversal of 244230442000 is 244032442.

It can be written as a sum of positive squares in 4 ways, for example, as 2414346496 + 241816095504 = 49136^2 + 491748^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (25).

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, 61055611 + ... + 61059610.

Almost surely, 2244230442000 is an apocalyptic number.

244230442000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244230442000 is an abundant number, since it is smaller than the sum of its proper divisors (346318771592).

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

244230442000 is a wasteful number, since it uses less digits than its factorization.

244230442000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122115244 (or 122115228 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 25.

Adding to 244230442000 its reverse (244032442), we get a palindrome (244474474442).

The spelling of 244230442000 in words is "two hundred forty-four billion, two hundred thirty million, four hundred forty-two thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 125 200 250 400 500 1000 2000 122115221 244230442 488460884 610576105 976921768 1221152210 1953843536 2442304420 3052880525 4884608840 6105761050 9769217680 12211522100 15264402625 24423044200 30528805250 48846088400 61057610500 122115221000 244230442000