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481820223 = 3677237233
BaseRepresentation
bin11100101101111…
…111111000111111
31020120122000002110
4130231333320333
51441321221343
6115451025103
714640255453
oct3455777077
91216560073
10481820223
11227a7a735
1211543b193
1378a8b331
1447dc2663
152c476833
hex1cb7fe3f

481820223 has 8 divisors (see below), whose sum is σ = 643378608. Its totient is φ = 320737664.

The previous prime is 481820201. The next prime is 481820237. The reversal of 481820223 is 322028184.

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 481820223 - 220 = 480771647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (481820293) 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, 116586 + ... + 120647.

It is an arithmetic number, because the mean of its divisors is an integer number (80422326).

Almost surely, 2481820223 is an apocalyptic number.

481820223 is a deficient number, since it is larger than the sum of its proper divisors (161558385).

481820223 is a wasteful number, since it uses less digits than its factorization.

481820223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237913.

The product of its (nonzero) digits is 6144, while the sum is 30.

The square root of 481820223 is about 21950.4037092715. The cubic root of 481820223 is about 783.9619926173.

The spelling of 481820223 in words is "four hundred eighty-one million, eight hundred twenty thousand, two hundred twenty-three".

Divisors: 1 3 677 2031 237233 711699 160606741 481820223