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147053220 = 22352450887
BaseRepresentation
bin10001100001111…
…01101010100100
3101020201002002120
420300331222210
5300121200340
622331505540
73433634406
oct1060755244
9336632076
10147053220
117600a296
12412b82b0
1324609852
141575cb76
15cd9b4d0
hex8c3daa4

147053220 has 24 divisors (see below), whose sum is σ = 411749184. Its totient is φ = 39214176.

The previous prime is 147053219. The next prime is 147053227. The reversal of 147053220 is 22350741.

It is not an unprimeable number, because it can be changed into a prime (147053227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1225384 + ... + 1225503.

It is an arithmetic number, because the mean of its divisors is an integer number (17156216).

Almost surely, 2147053220 is an apocalyptic number.

147053220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

147053220 is an abundant number, since it is smaller than the sum of its proper divisors (264695964).

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

147053220 is a wasteful number, since it uses less digits than its factorization.

147053220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2450899 (or 2450897 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 147053220 is about 12126.5502101793. The cubic root of 147053220 is about 527.8268917134.

The spelling of 147053220 in words is "one hundred forty-seven million, fifty-three thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 2450887 4901774 7352661 9803548 12254435 14705322 24508870 29410644 36763305 49017740 73526610 147053220