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488897212 = 221131081631
BaseRepresentation
bin11101001000111…
…111101010111100
31021001221112220011
4131020333222330
52000124202322
6120302433004
715054362206
oct3510775274
91231845804
10488897212
11230a73791
12117892764
137a3985bb
1448d05776
152cdc3677
hex1d23fabc

488897212 has 12 divisors (see below), whose sum is σ = 863142336. Its totient is φ = 242285120.

The previous prime is 488897197. The next prime is 488897221. The reversal of 488897212 is 212798884.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 540364 + ... + 541267.

It is an arithmetic number, because the mean of its divisors is an integer number (71928528).

Almost surely, 2488897212 is an apocalyptic number.

It is an amenable number.

488897212 is a deficient number, since it is larger than the sum of its proper divisors (374245124).

488897212 is a wasteful number, since it uses less digits than its factorization.

488897212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1081748 (or 1081746 counting only the distinct ones).

The product of its digits is 516096, while the sum is 49.

The square root of 488897212 is about 22111.0201483333. The cubic root of 488897212 is about 787.7816374690.

The spelling of 488897212 in words is "four hundred eighty-eight million, eight hundred ninety-seven thousand, two hundred twelve".

Divisors: 1 2 4 113 226 452 1081631 2163262 4326524 122224303 244448606 488897212