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54100420146 = 23219158188363
BaseRepresentation
bin110010011000101000…
…101110011000110010
312011122100111002121200
4302120220232120302
51341244201421041
640504155432030
73623441661303
oct623050563062
9164570432550
1054100420146
1120a42305433
12a59a155616
135142421236
1428931447aa
1516198541b6
hexc98a2e632

54100420146 has 24 divisors (see below), whose sum is σ = 123386923920. Its totient is φ = 17084343096.

The previous prime is 54100420139. The next prime is 54100420159. The reversal of 54100420146 is 64102400145.

54100420146 is a `hidden beast` number, since 5 + 410 + 0 + 4 + 201 + 46 = 666.

It is a super-2 number, since 2×541004201462 (a number of 22 digits) contains 22 as substring.

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, 79093840 + ... + 79094523.

It is an arithmetic number, because the mean of its divisors is an integer number (5141121830).

Almost surely, 254100420146 is an apocalyptic number.

54100420146 is an abundant number, since it is smaller than the sum of its proper divisors (69286503774).

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

54100420146 is a wasteful number, since it uses less digits than its factorization.

54100420146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158188390 (or 158188387 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The spelling of 54100420146 in words is "fifty-four billion, one hundred million, four hundred twenty thousand, one hundred forty-six".

Divisors: 1 2 3 6 9 18 19 38 57 114 171 342 158188363 316376726 474565089 949130178 1423695267 2847390534 3005578897 6011157794 9016736691 18033473382 27050210073 54100420146