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244934740 = 22512796431
BaseRepresentation
bin11101001100101…
…10100001010100
3122001212222022001
432212112201110
51000200402430
640145445044
76032624311
oct1646264124
9561788261
10244934740
11116294106
126a040784
133b98accb
142475bd08
15167833ca
hexe996854

244934740 has 24 divisors (see below), whose sum is σ = 518418432. Its totient is φ = 97201440.

The previous prime is 244934737. The next prime is 244934747. The reversal of 244934740 is 47439442.

It is a self number, because there is not a number n which added to its sum of digits gives 244934740.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244934747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45676 + ... + 50755.

It is an arithmetic number, because the mean of its divisors is an integer number (21600768).

Almost surely, 2244934740 is an apocalyptic number.

244934740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244934740 is an abundant number, since it is smaller than the sum of its proper divisors (273483692).

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

244934740 is a wasteful number, since it uses less digits than its factorization.

244934740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96567 (or 96565 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 37.

The square root of 244934740 is about 15650.3910494275. The cubic root of 244934740 is about 625.6769114009.

The spelling of 244934740 in words is "two hundred forty-four million, nine hundred thirty-four thousand, seven hundred forty".

Divisors: 1 2 4 5 10 20 127 254 508 635 1270 2540 96431 192862 385724 482155 964310 1928620 12246737 24493474 48986948 61233685 122467370 244934740