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53880498 = 233732909
BaseRepresentation
bin1100110110001…
…0011010110010
310202101102011000
43031202122302
5102243133443
65202502430
71222656000
oct315423262
9122342130
1053880498
1128461241
1216064a16
13b216769
147227a70
154ae48d3
hex33626b2

53880498 has 64 divisors (see below), whose sum is σ = 139680000. Its totient is φ = 15389136.

The previous prime is 53880487. The next prime is 53880503. The reversal of 53880498 is 89408835.

53880498 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17068 + ... + 19976.

It is an arithmetic number, because the mean of its divisors is an integer number (2182500).

Almost surely, 253880498 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53880498, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69840000).

53880498 is an abundant number, since it is smaller than the sum of its proper divisors (85799502).

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

53880498 is a wasteful number, since it uses less digits than its factorization.

53880498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2941 (or 2921 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The square root of 53880498 is about 7340.3336436432. Note that the first 3 decimals coincide. The cubic root of 53880498 is about 377.6972885103.

The spelling of 53880498 in words is "fifty-three million, eight hundred eighty thousand, four hundred ninety-eight".

Divisors: 1 2 3 6 7 9 14 18 21 27 42 49 54 63 98 126 147 189 294 343 378 441 686 882 1029 1323 2058 2646 2909 3087 5818 6174 8727 9261 17454 18522 20363 26181 40726 52362 61089 78543 122178 142541 157086 183267 285082 366534 427623 549801 855246 997787 1099602 1282869 1995574 2565738 2993361 3848607 5986722 7697214 8980083 17960166 26940249 53880498