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48772993 = 372275807
BaseRepresentation
bin1011101000001…
…1011110000001
310101202220222011
42322003132001
544441213433
64501212521
71131364213
oct272033601
9111686864
1048772993
1125592965
1214401141
13a148a79
1466985b3
1544363cd
hex2e83781

48772993 has 8 divisors (see below), whose sum is σ = 50320512. Its totient is φ = 47237616.

The previous prime is 48772991. The next prime is 48773009. The reversal of 48772993 is 39927784.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 48772993 - 21 = 48772991 is a prime.

It is a super-3 number, since 3×487729933 (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48772991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5496 + ... + 11302.

It is an arithmetic number, because the mean of its divisors is an integer number (6290064).

Almost surely, 248772993 is an apocalyptic number.

It is an amenable number.

48772993 is a deficient number, since it is larger than the sum of its proper divisors (1547519).

48772993 is a wasteful number, since it uses less digits than its factorization.

48772993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6071.

The product of its digits is 762048, while the sum is 49.

The square root of 48772993 is about 6983.7663907092. The cubic root of 48772993 is about 365.3646022092.

The spelling of 48772993 in words is "forty-eight million, seven hundred seventy-two thousand, nine hundred ninety-three".

Divisors: 1 37 227 5807 8399 214859 1318189 48772993