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201010103028 = 22327797659139
BaseRepresentation
bin1011101100110100100…
…0101100001011110100
3201012211201222020100200
42323031020230023310
511243132041244103
6232202012040500
720344134453540
oct2731510541364
9635751866320
10201010103028
117827aa65599
1232b59a63130
1315c55685a87
149a2c2dca20
155366e9e0a3
hex2ecd22c2f4

201010103028 has 36 divisors (see below), whose sum is σ = 580695853920. Its totient is φ = 57431457936.

The previous prime is 201010103003. The next prime is 201010103029. The reversal of 201010103028 is 820301010102.

201010103028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 201010103028.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201010103029) 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 11 ways as a sum of consecutive naturals, for example, 398829318 + ... + 398829821.

Almost surely, 2201010103028 is an apocalyptic number.

201010103028 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

201010103028 is an abundant number, since it is smaller than the sum of its proper divisors (379685750892).

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

201010103028 is a wasteful number, since it uses less digits than its factorization.

201010103028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797659156 (or 797659151 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The spelling of 201010103028 in words is "two hundred one billion, ten million, one hundred three thousand, twenty-eight".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 126 252 797659139 1595318278 2392977417 3190636556 4785954834 5583613973 7178932251 9571909668 11167227946 14357864502 16750841919 22334455892 28715729004 33501683838 50252525757 67003367676 100505051514 201010103028