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54220024012 = 22711216003549
BaseRepresentation
bin110010011111110000…
…111110100011001100
312011221200112121021111
4302133300332203030
51342020311232022
640524111141404
73626423412520
oct623760764314
9164850477244
1054220024012
1120aa3876600
12a612214864
135161139a5b
1428a4d99d80
1516250cc477
hexc9fc3e8cc

54220024012 has 36 divisors (see below), whose sum is σ = 119194440400. Its totient is φ = 21124683360.

The previous prime is 54220023959. The next prime is 54220024037. The reversal of 54220024012 is 21042002245.

It is a super-2 number, since 2×542200240122 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7998387 + ... + 8005162.

Almost surely, 254220024012 is an apocalyptic number.

It is an amenable number.

54220024012 is an abundant number, since it is smaller than the sum of its proper divisors (64974416388).

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

54220024012 is a wasteful number, since it uses less digits than its factorization.

54220024012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16003582 (or 16003569 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

Adding to 54220024012 its reverse (21042002245), we get a palindrome (75262026257).

The spelling of 54220024012 in words is "fifty-four billion, two hundred twenty million, twenty-four thousand, twelve".

Divisors: 1 2 4 7 11 14 22 28 44 77 121 154 242 308 484 847 1694 3388 16003549 32007098 64014196 112024843 176039039 224049686 352078078 448099372 704156156 1232273273 1936429429 2464546546 3872858858 4929093092 7745717716 13555006003 27110012006 54220024012