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30187382401 = 11231138231283
BaseRepresentation
bin11100000111010011…
…101110011010000001
32212220210212220201001
4130013103232122001
5443310432214101
621511244212001
72116033342141
oct340723563201
985823786631
1030187382401
1111890a99220
125a2583a001
132b01152267
1416652a4921
15bba2de901
hex7074ee681

30187382401 has 32 divisors (see below), whose sum is σ = 34736781312. Its totient is φ = 25965730560.

The previous prime is 30187382387. The next prime is 30187382417. The reversal of 30187382401 is 10428378103.

It is not a de Polignac number, because 30187382401 - 225 = 30153827969 is a prime.

It is a super-2 number, since 2×301873824012 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30187382441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23528106 + ... + 23529388.

It is an arithmetic number, because the mean of its divisors is an integer number (1085524416).

Almost surely, 230187382401 is an apocalyptic number.

It is an amenable number.

30187382401 is a deficient number, since it is larger than the sum of its proper divisors (4549398911).

30187382401 is a wasteful number, since it uses less digits than its factorization.

30187382401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2253.

The product of its (nonzero) digits is 32256, while the sum is 37.

The spelling of 30187382401 in words is "thirty billion, one hundred eighty-seven million, three hundred eighty-two thousand, four hundred one".

Divisors: 1 11 23 113 253 823 1243 1283 2599 9053 14113 18929 28589 29509 92999 144979 208219 324599 1022989 1055909 1594769 2138977 3334517 11614999 23528747 24285907 36679687 119317717 267144977 1312494887 2744307491 30187382401