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445150142 = 22331487641
BaseRepresentation
bin11010100010000…
…111001110111110
31011000121222012022
4122202013032332
51402424301032
6112101040142
714013466553
oct3242071676
91130558168
10445150142
11209303988
121050b6052
13712bc368
1443198a2a
1529131512
hex1a8873be

445150142 has 32 divisors (see below), whose sum is σ = 721833984. Its totient is φ = 205286400.

The previous prime is 445150109. The next prime is 445150187. The reversal of 445150142 is 241051544.

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, 694142 + ... + 694782.

It is an arithmetic number, because the mean of its divisors is an integer number (22557312).

Almost surely, 2445150142 is an apocalyptic number.

445150142 is a deficient number, since it is larger than the sum of its proper divisors (276683842).

445150142 is a wasteful number, since it uses less digits than its factorization.

445150142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1184.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 445150142 is about 21098.5815163010. The cubic root of 445150142 is about 763.5465257994.

The spelling of 445150142 in words is "four hundred forty-five million, one hundred fifty thousand, one hundred forty-two".

Divisors: 1 2 23 31 46 62 487 641 713 974 1282 1426 11201 14743 15097 19871 22402 29486 30194 39742 312167 347231 457033 624334 694462 914066 7179841 9677177 14359682 19354354 222575071 445150142