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44401407 = 329510361
BaseRepresentation
bin1010100101100…
…0001011111111
310002112211021120
42221120023333
542331321112
64223402023
71046256111
oct251301377
9102484246
1044401407
1123077486
1212a53313
13927802b
145c7b3b1
153d70e8c
hex2a582ff

44401407 has 8 divisors (see below), whose sum is σ = 61243440. Its totient is φ = 28580160.

The previous prime is 44401381. The next prime is 44401411. The reversal of 44401407 is 70410444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 44401407 - 28 = 44401151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44401457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255094 + ... + 255267.

It is an arithmetic number, because the mean of its divisors is an integer number (7655430).

Almost surely, 244401407 is an apocalyptic number.

44401407 is a deficient number, since it is larger than the sum of its proper divisors (16842033).

44401407 is a wasteful number, since it uses less digits than its factorization.

44401407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510393.

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

The square root of 44401407 is about 6663.4380765488. The cubic root of 44401407 is about 354.1051508629.

The spelling of 44401407 in words is "forty-four million, four hundred one thousand, four hundred seven".

Divisors: 1 3 29 87 510361 1531083 14800469 44401407