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54339420195 = 3252635238779
BaseRepresentation
bin110010100110111000…
…011100000000100011
312012021000012120001100
4302212320130000203
51342241342421240
640544014205443
73632403310404
oct624670340043
9165230176040
1054339420195
1121055205735
12a6461b3883
13517cab1b98
1428b6b999ab
151630813e30
hexca6e1c023

54339420195 has 48 divisors (see below), whose sum is σ = 94738026240. Its totient is φ = 28812345408.

The previous prime is 54339420137. The next prime is 54339420199. The reversal of 54339420195 is 59102493345.

54339420195 is a `hidden beast` number, since 5 + 4 + 3 + 39 + 420 + 195 = 666.

It is not a de Polignac number, because 54339420195 - 27 = 54339420067 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 54339420195.

It is not an unprimeable number, because it can be changed into a prime (54339420199) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6185316 + ... + 6194094.

It is an arithmetic number, because the mean of its divisors is an integer number (1973708880).

Almost surely, 254339420195 is an apocalyptic number.

54339420195 is a deficient number, since it is larger than the sum of its proper divisors (40398606045).

54339420195 is a wasteful number, since it uses less digits than its factorization.

54339420195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9576 (or 9573 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 45.

The spelling of 54339420195 in words is "fifty-four billion, three hundred thirty-nine million, four hundred twenty thousand, one hundred ninety-five".

Divisors: 1 3 5 9 15 45 263 523 789 1315 1569 2367 2615 3945 4707 7845 8779 11835 23535 26337 43895 79011 131685 137549 395055 412647 687745 1237941 2063235 2308877 4591417 6189705 6926631 11544385 13774251 20779893 22957085 34633155 41322753 68871255 103899465 206613765 1207542671 3622628013 6037713355 10867884039 18113140065 54339420195