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150202021 = 1727132603
BaseRepresentation
bin10001111001111…
…10011010100101
3101110122001102211
420330332122211
5301422431041
622523203421
73502460524
oct1074763245
9343561384
10150202021
1177870002
1242376571
132516cb48
1415d3c4bb
15d2be481
hex8f3e6a5

150202021 has 8 divisors (see below), whose sum is σ = 159629184. Its totient is φ = 140840640.

The previous prime is 150201959. The next prime is 150202033. The reversal of 150202021 is 120202051.

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

It is a cyclic number.

It is not a de Polignac number, because 150202021 - 27 = 150201893 is a prime.

It is a super-2 number, since 2×1502020212 = 45121294224968882, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 150201992 and 150202010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150202051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11695 + ... + 20908.

It is an arithmetic number, because the mean of its divisors is an integer number (19953648).

Almost surely, 2150202021 is an apocalyptic number.

It is an amenable number.

150202021 is a deficient number, since it is larger than the sum of its proper divisors (9427163).

150202021 is a wasteful number, since it uses less digits than its factorization.

150202021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32891.

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 150202021 is about 12255.6934116353. The cubic root of 150202021 is about 531.5677101932.

Adding to 150202021 its reverse (120202051), we get a palindrome (270404072).

The spelling of 150202021 in words is "one hundred fifty million, two hundred two thousand, twenty-one".

Divisors: 1 17 271 4607 32603 554251 8835413 150202021