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54087030030 = 23511163900091
BaseRepresentation
bin110010010111110101…
…101001010100001110
312011121102021210211110
4302113311221110032
51341232234430110
640503000432450
73623220112125
oct622765512416
9164542253743
1054087030030
1120a3579a220
12a595778726
13513c7135a7
14289145aabc
1516185aba20
hexc97d6950e

54087030030 has 32 divisors (see below), whose sum is σ = 141609679488. Its totient is φ = 13112007200.

The previous prime is 54087029999. The next prime is 54087030037. The reversal of 54087030030 is 3003078045.

It is a super-2 number, since 2×540870300302 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a self number, because there is not a number n which added to its sum of digits gives 54087030030.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54087030037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81949716 + ... + 81950375.

It is an arithmetic number, because the mean of its divisors is an integer number (4425302484).

Almost surely, 254087030030 is an apocalyptic number.

54087030030 is an abundant number, since it is smaller than the sum of its proper divisors (87522649458).

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

54087030030 is a wasteful number, since it uses less digits than its factorization.

54087030030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163900112.

The product of its (nonzero) digits is 10080, while the sum is 30.

The spelling of 54087030030 in words is "fifty-four billion, eighty-seven million, thirty thousand, thirty".

Divisors: 1 2 3 5 6 10 11 15 22 30 33 55 66 110 165 330 163900091 327800182 491700273 819500455 983400546 1639000910 1802901001 2458501365 3605802002 4917002730 5408703003 9014505005 10817406006 18029010010 27043515015 54087030030