Search a number
-
+
30850057742607 = 327963809679993
BaseRepresentation
bin1110000001110110101101…
…01110111010100100001111
311001020020101120022022001200
413000323112232322210033
513020421404240230412
6145340153150440543
76332562122106615
oct700732656724417
9131206346268050
1030850057742607
119914488377764
123562b45b03153
13142a1c00c4c5c
147892179936b5
15387732a699dc
hex1c0ed6bba90f

30850057742607 has 24 divisors (see below), whose sum is σ = 45126033825600. Its totient is φ = 20306019022848.

The previous prime is 30850057742587. The next prime is 30850057742641. The reversal of 30850057742607 is 70624775005803.

It is a happy number.

30850057742607 is a `hidden beast` number, since 3 + 0 + 8 + 5 + 0 + 0 + 577 + 4 + 2 + 60 + 7 = 666.

It is not a de Polignac number, because 30850057742607 - 216 = 30850057677071 is a prime.

It is a super-2 number, since 2×308500577426072 (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 (30850057742657) 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, 45028203 + ... + 45708195.

It is an arithmetic number, because the mean of its divisors is an integer number (1880251409400).

Almost surely, 230850057742607 is an apocalyptic number.

30850057742607 is a deficient number, since it is larger than the sum of its proper divisors (14275976082993).

30850057742607 is a wasteful number, since it uses less digits than its factorization.

30850057742607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743887 (or 743884 counting only the distinct ones).

The product of its (nonzero) digits is 9878400, while the sum is 54.

The spelling of 30850057742607 in words is "thirty trillion, eight hundred fifty billion, fifty-seven million, seven hundred forty-two thousand, six hundred seven".

Divisors: 1 3 9 79 237 711 63809 191427 574281 679993 2039979 5040911 6119937 15122733 45368199 53719447 161158341 483475023 43389673337 130169020011 390507060033 3427784193623 10283352580869 30850057742607