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49928468 = 2219763361
BaseRepresentation
bin1011111001110…
…1100100010100
310110221121222112
42332131210110
5100240202333
64542050152
71144246022
oct276354424
9113847875
1049928468
1126201aa7
1214879958
13a461995
1468b9712
1545b3948
hex2f9d914

49928468 has 12 divisors (see below), whose sum is σ = 87819732. Its totient is φ = 24837120.

The previous prime is 49928453. The next prime is 49928497. The reversal of 49928468 is 86482994.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 39287824 + 10640644 = 6268^2 + 3262^2 .

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, 30893 + ... + 32468.

It is an arithmetic number, because the mean of its divisors is an integer number (7318311).

Almost surely, 249928468 is an apocalyptic number.

It is an amenable number.

49928468 is a deficient number, since it is larger than the sum of its proper divisors (37891264).

49928468 is a wasteful number, since it uses less digits than its factorization.

49928468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63562 (or 63560 counting only the distinct ones).

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

The square root of 49928468 is about 7066.0079252715. The cubic root of 49928468 is about 368.2273819230.

The spelling of 49928468 in words is "forty-nine million, nine hundred twenty-eight thousand, four hundred sixty-eight".

Divisors: 1 2 4 197 394 788 63361 126722 253444 12482117 24964234 49928468