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50155130 = 255015513
BaseRepresentation
bin1011111101010…
…0111001111010
310111101010220102
42333110321322
5100314431010
64550555402
71146211604
oct277247172
9114333812
1050155130
1126347323
1214968b62
13a510bbc
146938174
15460aba5
hex2fd4e7a

50155130 has 8 divisors (see below), whose sum is σ = 90279252. Its totient is φ = 20062048.

The previous prime is 50155121. The next prime is 50155141. The reversal of 50155130 is 3155105.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 47761921 + 2393209 = 6911^2 + 1547^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 2507747 + ... + 2507766.

Almost surely, 250155130 is an apocalyptic number.

50155130 is a deficient number, since it is larger than the sum of its proper divisors (40124122).

50155130 is a wasteful number, since it uses less digits than its factorization.

50155130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5015520.

The product of its (nonzero) digits is 375, while the sum is 20.

The square root of 50155130 is about 7082.0286641611. The cubic root of 50155130 is about 368.7837590466.

The spelling of 50155130 in words is "fifty million, one hundred fifty-five thousand, one hundred thirty".

Divisors: 1 2 5 10 5015513 10031026 25077565 50155130