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30214123110 = 23251093079931
BaseRepresentation
bin11100001000111001…
…101110111001100110
32212222200012111001200
4130020321232321212
5443334303414420
621514041303330
72116506544323
oct341071567146
985880174050
1030214123110
11118a50a2986
125a32794b46
132b06855872
141668a65b4a
15bbc822b90
hex708e6ee66

30214123110 has 48 divisors (see below), whose sum is σ = 79277449680. Its totient is φ = 7983178560.

The previous prime is 30214123097. The next prime is 30214123111. The reversal of 30214123110 is 1132141203.

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 (30214123111) 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 23 ways as a sum of consecutive naturals, for example, 1530156 + ... + 1549775.

It is an arithmetic number, because the mean of its divisors is an integer number (1651613535).

Almost surely, 230214123110 is an apocalyptic number.

30214123110 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

30214123110 is an abundant number, since it is smaller than the sum of its proper divisors (49063326570).

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

30214123110 is a wasteful number, since it uses less digits than its factorization.

30214123110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3080053 (or 3080050 counting only the distinct ones).

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

Adding to 30214123110 its reverse (1132141203), we get a palindrome (31346264313).

The spelling of 30214123110 in words is "thirty billion, two hundred fourteen million, one hundred twenty-three thousand, one hundred ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 109 218 327 545 654 981 1090 1635 1962 3270 4905 9810 3079931 6159862 9239793 15399655 18479586 27719379 30799310 46198965 55438758 92397930 138596895 277193790 335712479 671424958 1007137437 1678562395 2014274874 3021412311 3357124790 5035687185 6042824622 10071374370 15107061555 30214123110