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298989892 = 2274747473
BaseRepresentation
bin10001110100100…
…011100101000100
3202211121021000201
4101310203211010
51103020134032
645400220244
710260241435
oct2164434504
9684537021
10298989892
11143854593
128416a684
1349c360c6
142b9cd48c
151b3ae8e7
hex11d23944

298989892 has 6 divisors (see below), whose sum is σ = 523232318. Its totient is φ = 149494944.

The previous prime is 298989841. The next prime is 298989937.

298989892 is nontrivially palindromic in base 10.

298989892 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 221831236 + 77158656 = 14894^2 + 8784^2 .

It is an alternating number because its digits alternate between even and odd.

298989892 is strictly pandigital in base 9.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37373733 + ... + 37373740.

Almost surely, 2298989892 is an apocalyptic number.

It is an amenable number.

298989892 is a deficient number, since it is larger than the sum of its proper divisors (224242426).

298989892 is a wasteful number, since it uses less digits than its factorization.

298989892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74747477 (or 74747475 counting only the distinct ones).

The product of its digits is 13436928, while the sum is 64.

The square root of 298989892 is about 17291.3241829537. The cubic root of 298989892 is about 668.6807723838.

The spelling of 298989892 in words is "two hundred ninety-eight million, nine hundred eighty-nine thousand, eight hundred ninety-two".

Divisors: 1 2 4 74747473 149494946 298989892