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48048049 = 7131151347
BaseRepresentation
bin1011011101001…
…0011110110001
310100102002112101
42313102132301
544300014144
64433500401
71122254530
oct267223661
9110362471
1048048049
1125138235
1214111701
139c53aca
14654a317
1543416d4
hex2dd27b1

48048049 has 16 divisors (see below), whose sum is σ = 55858176. Its totient is φ = 40482000.

The previous prime is 48047971. The next prime is 48048059. The reversal of 48048049 is 94084084.

It is a cyclic number.

It is not a de Polignac number, because 48048049 - 27 = 48047921 is a prime.

It is a super-3 number, since 3×480480493 (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 48047999 and 48048017.

It is not an unprimeable number, because it can be changed into a prime (48048059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138294 + ... + 138640.

It is an arithmetic number, because the mean of its divisors is an integer number (3491136).

Almost surely, 248048049 is an apocalyptic number.

It is an amenable number.

48048049 is a deficient number, since it is larger than the sum of its proper divisors (7810127).

48048049 is a wasteful number, since it uses less digits than its factorization.

48048049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636.

The product of its (nonzero) digits is 36864, while the sum is 37.

The square root of 48048049 is about 6931.6700008007. The cubic root of 48048049 is about 363.5453431640.

The spelling of 48048049 in words is "forty-eight million, forty-eight thousand, forty-nine".

Divisors: 1 7 131 151 347 917 1057 2429 19781 45457 52397 138467 318199 366779 6864007 48048049