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1444340470 = 251091325083
BaseRepresentation
bin101011000010110…
…1110001011110110
310201122210002122111
41112011232023312
510424222343340
6355153121234
750535456106
oct12605561366
93648702574
101444340470
11681324411
1234385921a
131a0304b41
14d9b75206
1586c02aea
hex5616e2f6

1444340470 has 16 divisors (see below), whose sum is σ = 2623666320. Its totient is φ = 572435424.

The previous prime is 1444340467. The next prime is 1444340479. The reversal of 1444340470 is 740434441.

It is a happy number.

It is a super-2 number, since 2×14443404702 = 4172238786559641800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1444340479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 661452 + ... + 663631.

It is an arithmetic number, because the mean of its divisors is an integer number (163979145).

Almost surely, 21444340470 is an apocalyptic number.

1444340470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1444340470 is a deficient number, since it is larger than the sum of its proper divisors (1179325850).

1444340470 is a wasteful number, since it uses less digits than its factorization.

1444340470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1325199.

The product of its (nonzero) digits is 21504, while the sum is 31.

The square root of 1444340470 is about 38004.4796043835. The cubic root of 1444340470 is about 1130.3766906622.

The spelling of 1444340470 in words is "one billion, four hundred forty-four million, three hundred forty thousand, four hundred seventy".

Divisors: 1 2 5 10 109 218 545 1090 1325083 2650166 6625415 13250830 144434047 288868094 722170235 1444340470