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103010300028 = 223219714524859
BaseRepresentation
bin101111111101111100…
…1000111000001111100
3100211212222001102120100
41133323321013001330
53141431114100103
6115153340121100
710304456050266
oct1377371070174
9324788042510
10103010300028
113a7606a1069
1217b69b36190
13993838c26c
144db2b88b36
152a2d6655a3
hex17fbe4707c

103010300028 has 36 divisors (see below), whose sum is σ = 261708927480. Its totient is φ = 34162466016.

The previous prime is 103010300027. The next prime is 103010300119. The reversal of 103010300028 is 820003010301.

103010300028 is digitally balanced in base 3, 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 super-2 number, since 2×1030103000282 (a number of 23 digits) contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103010300027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7255338 + ... + 7269521.

It is an arithmetic number, because the mean of its divisors is an integer number (7269692430).

Almost surely, 2103010300028 is an apocalyptic number.

103010300028 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

103010300028 is an abundant number, since it is smaller than the sum of its proper divisors (158698627452).

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

103010300028 is a wasteful number, since it uses less digits than its factorization.

103010300028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14525066 (or 14525061 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 103010300028 its reverse (820003010301), we get a palindrome (923013310329).

The spelling of 103010300028 in words is "one hundred three billion, ten million, three hundred thousand, twenty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 197 394 591 788 1182 1773 2364 3546 7092 14524859 29049718 43574577 58099436 87149154 130723731 174298308 261447462 522894924 2861397223 5722794446 8584191669 11445588892 17168383338 25752575007 34336766676 51505150014 103010300028