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10344204240 = 243543100851
BaseRepresentation
bin10011010001001000…
…00000011111010000
3222200220110000120120
421220210000133100
5132141104013430
64430240110240
7514224166566
oct115044003720
928626400516
1010344204240
114429040827
122008305380
13c8b0c4616
14701b61a36
154081ee610
hex2689007d0

10344204240 has 40 divisors (see below), whose sum is σ = 32067033888. Its totient is φ = 2758454400.

The previous prime is 10344204239. The next prime is 10344204301. The reversal of 10344204240 is 4240244301.

It is a happy number.

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

It is a super-2 number, since 2×103442042402 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 10344204240.

It is a congruent number.

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, 21550186 + ... + 21550665.

Almost surely, 210344204240 is an apocalyptic number.

10344204240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10344204240 is an abundant number, since it is smaller than the sum of its proper divisors (21722829648).

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

10344204240 is a wasteful number, since it uses less digits than its factorization.

10344204240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43100867 (or 43100861 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 10344204240 its reverse (4240244301), we get a palindrome (14584448541).

The spelling of 10344204240 in words is "ten billion, three hundred forty-four million, two hundred four thousand, two hundred forty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 43100851 86201702 129302553 172403404 215504255 258605106 344806808 431008510 517210212 646512765 689613616 862017020 1034420424 1293025530 1724034040 2068840848 2586051060 3448068080 5172102120 10344204240