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244420701 = 3723506047
BaseRepresentation
bin11101001000110…
…01000001011101
3122000220212011120
432210121001131
51000032430301
640130441153
76025353540
oct1644310135
9560825146
10244420701
11115a72988
1269a331b9
133b83b045
1424666857
15166d0e36
hexe91905d

244420701 has 16 divisors (see below), whose sum is σ = 388644864. Its totient is φ = 133596144.

The previous prime is 244420691. The next prime is 244420703. The reversal of 244420701 is 107024442.

It is not a de Polignac number, because 244420701 - 25 = 244420669 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244420703) 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 15 ways as a sum of consecutive naturals, for example, 252541 + ... + 253506.

It is an arithmetic number, because the mean of its divisors is an integer number (24290304).

Almost surely, 2244420701 is an apocalyptic number.

244420701 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

244420701 is a deficient number, since it is larger than the sum of its proper divisors (144224163).

244420701 is a wasteful number, since it uses less digits than its factorization.

244420701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506080.

The product of its (nonzero) digits is 1792, while the sum is 24.

The square root of 244420701 is about 15633.9598630673. The cubic root of 244420701 is about 625.2389068527.

The spelling of 244420701 in words is "two hundred forty-four million, four hundred twenty thousand, seven hundred one".

Divisors: 1 3 7 21 23 69 161 483 506047 1518141 3542329 10626987 11639081 34917243 81473567 244420701