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54908648 = 236863581
BaseRepresentation
bin1101000101110…
…1011011101000
310211022122111122
43101131123220
5103024034043
65240514412
71234500344
oct321353350
9124278448
1054908648
1128aa3753
121647ba08
13b4b6732
147414624
154c49368
hex345d6e8

54908648 has 8 divisors (see below), whose sum is σ = 102953730. Its totient is φ = 27454320.

The previous prime is 54908647. The next prime is 54908653. The reversal of 54908648 is 84680945.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 48748324 + 6160324 = 6982^2 + 2482^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 54908599 and 54908608.

It is not an unprimeable number, because it can be changed into a prime (54908647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3431783 + ... + 3431798.

Almost surely, 254908648 is an apocalyptic number.

It is an amenable number.

54908648 is a deficient number, since it is larger than the sum of its proper divisors (48045082).

54908648 is a wasteful number, since it uses less digits than its factorization.

54908648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6863587 (or 6863583 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 44.

The square root of 54908648 is about 7410.0369769658. The cubic root of 54908648 is about 380.0845795110.

The spelling of 54908648 in words is "fifty-four million, nine hundred eight thousand, six hundred forty-eight".

Divisors: 1 2 4 8 6863581 13727162 27454324 54908648