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445061054 = 21719897741
BaseRepresentation
bin11010100001110…
…001011110111110
31011000110102222202
4122201301132332
51402413423204
6112055111502
714012646044
oct3241613676
91130412882
10445061054
11209252a59
12105072592
137128a949
1443174394
1529114e1e
hex1a8717be

445061054 has 32 divisors (see below), whose sum is σ = 752522400. Its totient is φ = 196162560.

The previous prime is 445061053. The next prime is 445061069. The reversal of 445061054 is 450160544.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445061053) 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 15 ways as a sum of consecutive naturals, for example, 53624 + ... + 61364.

It is an arithmetic number, because the mean of its divisors is an integer number (23516325).

Almost surely, 2445061054 is an apocalyptic number.

445061054 is a deficient number, since it is larger than the sum of its proper divisors (307461346).

445061054 is a wasteful number, since it uses less digits than its factorization.

445061054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7868.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 445061054 is about 21096.4701786816. The cubic root of 445061054 is about 763.4955861540.

The spelling of 445061054 in words is "four hundred forty-five million, sixty-one thousand, fifty-four".

Divisors: 1 2 17 19 34 38 89 178 323 646 1513 1691 3026 3382 7741 15482 28747 57494 131597 147079 263194 294158 688949 1377898 2500343 5000686 11712133 13090031 23424266 26180062 222530527 445061054