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2428906928 = 24721686669
BaseRepresentation
bin1001000011000110…
…0010110110110000
320021021102020220212
42100301202312300
514433300010203
61041003523252
7114122240210
oct22061426660
96237366825
102428906928
1110370667a8
12579529528
132c929a246
14190826240
15e33861d8
hex90c62db0

2428906928 has 20 divisors (see below), whose sum is σ = 5378294160. Its totient is φ = 1040960064.

The previous prime is 2428906889. The next prime is 2428906993. The reversal of 2428906928 is 8296098242.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10843223 + ... + 10843446.

It is an arithmetic number, because the mean of its divisors is an integer number (268914708).

Almost surely, 22428906928 is an apocalyptic number.

2428906928 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2428906928 is an abundant number, since it is smaller than the sum of its proper divisors (2949387232).

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

2428906928 is a wasteful number, since it uses less digits than its factorization.

2428906928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21686684 (or 21686678 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 50.

The square root of 2428906928 is about 49283.9418877995. The cubic root of 2428906928 is about 1344.2198094519.

The spelling of 2428906928 in words is "two billion, four hundred twenty-eight million, nine hundred six thousand, nine hundred twenty-eight".

Divisors: 1 2 4 7 8 14 16 28 56 112 21686669 43373338 86746676 151806683 173493352 303613366 346986704 607226732 1214453464 2428906928