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445034431534 = 27119419306809
BaseRepresentation
bin1100111100111100001…
…11101000010000101110
31120112201012210112020111
412132132013220100232
524242412303302114
6540240200210234
744103240152530
oct6363607502056
91515635715214
10445034431534
11161813375360
127230116997a
1332c74716574
141777b235850
15b89a388bc4
hex679e1e842e

445034431534 has 32 divisors (see below), whose sum is σ = 832363257600. Its totient is φ = 173371064640.

The previous prime is 445034431487. The next prime is 445034431547. The reversal of 445034431534 is 435134430544.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1297122 + ... + 1603930.

It is an arithmetic number, because the mean of its divisors is an integer number (26011351800).

Almost surely, 2445034431534 is an apocalyptic number.

445034431534 is a deficient number, since it is larger than the sum of its proper divisors (387328826066).

445034431534 is a wasteful number, since it uses less digits than its factorization.

445034431534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316248.

The product of its (nonzero) digits is 691200, while the sum is 40.

The spelling of 445034431534 in words is "four hundred forty-five billion, thirty-four million, four hundred thirty-one thousand, five hundred thirty-four".

Divisors: 1 2 7 11 14 22 77 154 9419 18838 65933 103609 131866 207218 306809 613618 725263 1450526 2147663 3374899 4295326 6749798 23624293 47248586 2889833971 5779667942 20228837797 31788173681 40457675594 63576347362 222517215767 445034431534