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48919936 = 271329399
BaseRepresentation
bin1011101010011…
…1010110000000
310102001101112111
42322213112000
5100010414221
64504305104
71132545502
oct272472600
9112041474
1048919936
11256832aa
1214472194
13a19a910
1466d5d72
154464be1
hex2ea7580

48919936 has 32 divisors (see below), whose sum is σ = 104958000. Its totient is φ = 22577664.

The previous prime is 48919933. The next prime is 48919967. The reversal of 48919936 is 63991984.

It is a tau number, because it is divible by the number of its divisors (32).

It is a self number, because there is not a number n which added to its sum of digits gives 48919936.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48919933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13036 + ... + 16363.

Almost surely, 248919936 is an apocalyptic number.

It is an amenable number.

48919936 is an abundant number, since it is smaller than the sum of its proper divisors (56038064).

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

48919936 is a wasteful number, since it uses less digits than its factorization.

48919936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29426 (or 29414 counting only the distinct ones).

The product of its digits is 419904, while the sum is 49.

The square root of 48919936 is about 6994.2788048519. The cubic root of 48919936 is about 365.7311571458.

The spelling of 48919936 in words is "forty-eight million, nine hundred nineteen thousand, nine hundred thirty-six".

Divisors: 1 2 4 8 13 16 26 32 52 64 104 128 208 416 832 1664 29399 58798 117596 235192 382187 470384 764374 940768 1528748 1881536 3057496 3763072 6114992 12229984 24459968 48919936