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99928948 = 2273568891
BaseRepresentation
bin1011111010011…
…00101101110100
320222000220202011
411331030231310
5201040211243
613525454004
72322245020
oct575145564
9228026664
1099928948
1151453109
1229571304
131791a372
14d3b3380
158b8d89d
hex5f4cb74

99928948 has 12 divisors (see below), whose sum is σ = 199857952. Its totient is φ = 42826680.

The previous prime is 99928937. The next prime is 99928957. The reversal of 99928948 is 84982999.

99928948 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 99928892 and 99928901.

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, 1784418 + ... + 1784473.

Almost surely, 299928948 is an apocalyptic number.

It is an amenable number.

99928948 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

99928948 is a wasteful number, since it uses less digits than its factorization.

99928948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3568902 (or 3568900 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 58.

The square root of 99928948 is about 9996.4467687274. The cubic root of 99928948 is about 464.0489259249.

The spelling of 99928948 in words is "ninety-nine million, nine hundred twenty-eight thousand, nine hundred forty-eight".

Divisors: 1 2 4 7 14 28 3568891 7137782 14275564 24982237 49964474 99928948