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480231898 = 2240115949
BaseRepresentation
bin11100100111111…
…100000111011010
31020110122022022121
4130213330013122
51440414410043
6115353011454
714620621666
oct3447740732
91213568277
10480231898
11227095373
121149b3b8a
13786533b3
1447acb8a6
152c260ded
hex1c9fc1da

480231898 has 4 divisors (see below), whose sum is σ = 720347850. Its totient is φ = 240115948.

The previous prime is 480231889. The next prime is 480231901. The reversal of 480231898 is 898132084.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 373378329 + 106853569 = 19323^2 + 10337^2 .

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, 120057973 + ... + 120057976.

Almost surely, 2480231898 is an apocalyptic number.

480231898 is a deficient number, since it is larger than the sum of its proper divisors (240115952).

480231898 is a wasteful number, since it uses less digits than its factorization.

480231898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240115951.

The product of its (nonzero) digits is 110592, while the sum is 43.

The square root of 480231898 is about 21914.1939847214. The cubic root of 480231898 is about 783.0995982081.

The spelling of 480231898 in words is "four hundred eighty million, two hundred thirty-one thousand, eight hundred ninety-eight".

Divisors: 1 2 240115949 480231898