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30102013422423 = 3219439400991267
BaseRepresentation
bin1101101100000101010111…
…10100010010101101010111
310221120201120001221120001200
412312002223310102231113
512421142410414004143
6144004401332523543
76224540645232015
oct666025364225527
9127521501846050
1030102013422423
119656212901228
123461b7b4805b3
1313a47b91155b7
14760d3399b8b5
15373050b781d3
hex1b60abd12b57

30102013422423 has 24 divisors (see below), whose sum is σ = 45873401059200. Its totient is φ = 18968490846864.

The previous prime is 30102013422391. The next prime is 30102013422479. The reversal of 30102013422423 is 32422431020103.

30102013422423 is a `hidden beast` number, since 3 + 0 + 1 + 0 + 201 + 34 + 2 + 2 + 423 = 666.

It is not a de Polignac number, because 30102013422423 - 25 = 30102013422391 is a prime.

It is a super-2 number, since 2×301020134224232 (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30102013422223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 200420565 + ... + 200570702.

It is an arithmetic number, because the mean of its divisors is an integer number (1911391710800).

Almost surely, 230102013422423 is an apocalyptic number.

30102013422423 is a deficient number, since it is larger than the sum of its proper divisors (15771387636777).

30102013422423 is a wasteful number, since it uses less digits than its factorization.

30102013422423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400991731 (or 400991728 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 30102013422423 its reverse (32422431020103), we get a palindrome (62524444442526).

The spelling of 30102013422423 in words is "thirty trillion, one hundred two billion, thirteen million, four hundred twenty-two thousand, four hundred twenty-three".

Divisors: 1 3 9 19 57 171 439 1317 3951 8341 25023 75069 400991267 1202973801 3608921403 7618834073 22856502219 68569506657 176035166213 528105498639 1584316495917 3344668158047 10034004474141 30102013422423