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150411220 = 225191013919
BaseRepresentation
bin10001111011100…
…01011111010100
3101111000200101221
420331301133110
5302001124340
622531500124
73504321451
oct1075613724
9344020357
10150411220
11779a31a3
1242457644
132521412b
1415d94828
15d31144a
hex8f717d4

150411220 has 48 divisors (see below), whose sum is σ = 335865600. Its totient is φ = 56419200.

The previous prime is 150411193. The next prime is 150411227. The reversal of 150411220 is 22114051.

It is a junction number, because it is equal to n+sod(n) for n = 150411194 and 150411203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150411227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36421 + ... + 40339.

It is an arithmetic number, because the mean of its divisors is an integer number (6997200).

Almost surely, 2150411220 is an apocalyptic number.

150411220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 150411220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167932800).

150411220 is an abundant number, since it is smaller than the sum of its proper divisors (185454380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

150411220 is a wasteful number, since it uses less digits than its factorization.

150411220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4048 (or 4046 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 150411220 is about 12264.2252099348. The cubic root of 150411220 is about 531.8143820757.

Adding to 150411220 its reverse (22114051), we get a palindrome (172525271).

It can be divided in two parts, 15041 and 1220, that added together give a palindrome (16261).

The spelling of 150411220 in words is "one hundred fifty million, four hundred eleven thousand, two hundred twenty".

Divisors: 1 2 4 5 10 19 20 38 76 95 101 190 202 380 404 505 1010 1919 2020 3838 3919 7676 7838 9595 15676 19190 19595 38380 39190 74461 78380 148922 297844 372305 395819 744610 791638 1489220 1583276 1979095 3958190 7520561 7916380 15041122 30082244 37602805 75205610 150411220