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150421322 = 275210661
BaseRepresentation
bin10001111011100…
…11111101001010
3101111001012021002
420331303331022
5302001440242
622532015002
73504363062
oct1075637512
9344035232
10150421322
11779aa847
1242461462
13252188cc
1415d983a2
15d314432
hex8f73f4a

150421322 has 4 divisors (see below), whose sum is σ = 225631986. Its totient is φ = 75210660.

The previous prime is 150421319. The next prime is 150421373. The reversal of 150421322 is 223124051.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 223124051 = 1391605209.

It can be written as a sum of positive squares in only one way, i.e., 147355321 + 3066001 = 12139^2 + 1751^2 .

It is a super-2 number, since 2×1504213222 = 45253148224455368, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 150421294 and 150421303.

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 as a sum of consecutive naturals, namely, 37605329 + ... + 37605332.

Almost surely, 2150421322 is an apocalyptic number.

150421322 is a deficient number, since it is larger than the sum of its proper divisors (75210664).

150421322 is an equidigital number, since it uses as much as digits as its factorization.

150421322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75210663.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 150421322 is about 12264.6370512951. The cubic root of 150421322 is about 531.8262878112.

Adding to 150421322 its reverse (223124051), we get a palindrome (373545373).

The spelling of 150421322 in words is "one hundred fifty million, four hundred twenty-one thousand, three hundred twenty-two".

Divisors: 1 2 75210661 150421322