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54801236 = 2271957187
BaseRepresentation
bin1101000100001…
…1001101010100
310211010012011102
43101003031110
5103012114421
65234325232
71233542240
oct321031524
9124105142
1054801236
1128a2aa86
1216429818
13b479889
1473c7420
154c2760b
hex3443354

54801236 has 12 divisors (see below), whose sum is σ = 109602528. Its totient is φ = 23486232.

The previous prime is 54801223. The next prime is 54801239. The reversal of 54801236 is 63210845.

54801236 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 54801199 and 54801208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54801239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 978566 + ... + 978621.

It is an arithmetic number, because the mean of its divisors is an integer number (9133544).

Almost surely, 254801236 is an apocalyptic number.

It is an amenable number.

54801236 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

54801236 is a wasteful number, since it uses less digits than its factorization.

54801236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1957198 (or 1957196 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 54801236 is about 7402.7856918865. The cubic root of 54801236 is about 379.8365779285.

The spelling of 54801236 in words is "fifty-four million, eight hundred one thousand, two hundred thirty-six".

Divisors: 1 2 4 7 14 28 1957187 3914374 7828748 13700309 27400618 54801236