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445107674 = 21153381739
BaseRepresentation
bin11010100001111…
…100110111011010
31011000112210221102
4122201330313122
51402421421144
6112100111402
714013232004
oct3241746732
91130483842
10445107674
11209284a90
12105095562
13712a5c2b
1443187374
1529123b4e
hex1a87cdda

445107674 has 16 divisors (see below), whose sum is σ = 742102560. Its totient is φ = 198503760.

The previous prime is 445107629. The next prime is 445107697. The reversal of 445107674 is 476701544.

It is a happy number.

It is an unprimeable number.

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, 189704 + ... + 192035.

It is an arithmetic number, because the mean of its divisors is an integer number (46381410).

Almost surely, 2445107674 is an apocalyptic number.

445107674 is a deficient number, since it is larger than the sum of its proper divisors (296994886).

445107674 is a wasteful number, since it uses less digits than its factorization.

445107674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381805.

The product of its (nonzero) digits is 94080, while the sum is 38.

The square root of 445107674 is about 21097.5750739273. The cubic root of 445107674 is about 763.5222438609.

The spelling of 445107674 in words is "four hundred forty-five million, one hundred seven thousand, six hundred seventy-four".

Divisors: 1 2 11 22 53 106 583 1166 381739 763478 4199129 8398258 20232167 40464334 222553837 445107674