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415972142 = 2415072831
BaseRepresentation
bin11000110010110…
…011101100101110
31001222201120111122
4120302303230232
51322442102032
6105135420542
713210463525
oct3062635456
91058646448
10415972142
111a3895033
12b7384752
1368244581
143d3614bc
15267bb012
hex18cb3b2e

415972142 has 8 divisors (see below), whose sum is σ = 639176832. Its totient is φ = 202913200.

The previous prime is 415972121. The next prime is 415972157. The reversal of 415972142 is 241279514.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2536334 + ... + 2536497.

It is an arithmetic number, because the mean of its divisors is an integer number (79897104).

Almost surely, 2415972142 is an apocalyptic number.

415972142 is a deficient number, since it is larger than the sum of its proper divisors (223204690).

415972142 is a wasteful number, since it uses less digits than its factorization.

415972142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5072874.

The product of its digits is 20160, while the sum is 35.

The square root of 415972142 is about 20395.3951175259. The cubic root of 415972142 is about 746.4855674825.

The spelling of 415972142 in words is "four hundred fifteen million, nine hundred seventy-two thousand, one hundred forty-two".

Divisors: 1 2 41 82 5072831 10145662 207986071 415972142