Search a number
-
+
30101401404331 = 1723711084305371
BaseRepresentation
bin1101101100000100001110…
…10101101000001110101011
310221120122222102022211001221
412312002013111220032223
512421140132224414311
6144004220511122511
76224516534166505
oct666020725501653
9127518872284057
1030101401404331
119655a29394a54
123461a2a513437
1313a471c39c70a
14760cb65a6d75
15373017084671
hex1b60875683ab

30101401404331 has 16 divisors (see below), whose sum is σ = 33726234290688. Its totient is φ = 26717284316800.

The previous prime is 30101401404293. The next prime is 30101401404353. The reversal of 30101401404331 is 13340410410103.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 30101401404331 - 227 = 30101267186603 is a prime.

It is a super-2 number, since 2×301014014043312 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30101401404296 and 30101401404305.

It is not an unprimeable number, because it can be changed into a prime (30101401404731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 542124925 + ... + 542180446.

It is an arithmetic number, because the mean of its divisors is an integer number (2107889643168).

Almost surely, 230101401404331 is an apocalyptic number.

30101401404331 is a deficient number, since it is larger than the sum of its proper divisors (3624832886357).

30101401404331 is a wasteful number, since it uses less digits than its factorization.

30101401404331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084305482.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 30101401404331 its reverse (13340410410103), we get a palindrome (43441811814434).

The spelling of 30101401404331 in words is "thirty trillion, one hundred one billion, four hundred one million, four hundred four thousand, three hundred thirty-one".

Divisors: 1 17 23 71 391 1207 1633 27761 1084305371 18433191307 24939023533 76985681341 423963400061 1308756582797 1770670670843 30101401404331