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150022220 = 22529258659
BaseRepresentation
bin10001111000100…
…10100001001100
3101110021220210112
420330102201030
5301401202340
622515255152
73501111365
oct1074224114
9343256715
10150022220
1177757a07
12422aa4b8
132510905a
1415cd2b6c
15d286065
hex8f1284c

150022220 has 24 divisors (see below), whose sum is σ = 325911600. Its totient is φ = 57939392.

The previous prime is 150022211. The next prime is 150022291. The reversal of 150022220 is 22220051.

It is a junction number, because it is equal to n+sod(n) for n = 150022195 and 150022204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128750 + ... + 129909.

It is an arithmetic number, because the mean of its divisors is an integer number (13579650).

Almost surely, 2150022220 is an apocalyptic number.

150022220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

150022220 is an abundant number, since it is smaller than the sum of its proper divisors (175889380).

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

150022220 is a wasteful number, since it uses less digits than its factorization.

150022220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258697 (or 258695 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 150022220 is about 12248.3558080258. The cubic root of 150022220 is about 531.3555191553.

Adding to 150022220 its reverse (22220051), we get a palindrome (172242271).

The spelling of 150022220 in words is "one hundred fifty million, twenty-two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 29 58 116 145 290 580 258659 517318 1034636 1293295 2586590 5173180 7501111 15002222 30004444 37505555 75011110 150022220