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54642801 = 331837079
BaseRepresentation
bin1101000001110…
…0100001110001
310210211010211110
43100130201301
5102442032201
65231103533
71232312313
oct320344161
9123733743
1054642801
1128931a44
1216371ba9
13b422725
1473857b3
154be56d6
hex341c871

54642801 has 16 divisors (see below), whose sum is σ = 76124160. Its totient is φ = 34823760.

The previous prime is 54642787. The next prime is 54642817. The reversal of 54642801 is 10824645.

It is not a de Polignac number, because 54642801 - 26 = 54642737 is a prime.

It is a super-2 number, since 2×546428012 = 5971671402251202, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (54642101) 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 15 ways as a sum of consecutive naturals, for example, 4180 + ... + 11258.

It is an arithmetic number, because the mean of its divisors is an integer number (4757760).

Almost surely, 254642801 is an apocalyptic number.

It is an amenable number.

54642801 is a deficient number, since it is larger than the sum of its proper divisors (21481359).

54642801 is a wasteful number, since it uses less digits than its factorization.

54642801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7196.

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 54642801 is about 7392.0769070675. The cubic root of 54642801 is about 379.4701780652.

The spelling of 54642801 in words is "fifty-four million, six hundred forty-two thousand, eight hundred one".

Divisors: 1 3 31 83 93 249 2573 7079 7719 21237 219449 587557 658347 1762671 18214267 54642801