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2330100031 = 72318737727
BaseRepresentation
bin1000101011100010…
…1000000100111111
320000101111100100011
42022320220010333
514233001200111
61023114044051
7111512344360
oct21270500477
96011440304
102330100031
11a9630a706
12550419627
132b198381c
14181665b67
15d986a021
hex8ae2813f

2330100031 has 16 divisors (see below), whose sum is σ = 2780596224. Its totient is φ = 1909125504.

The previous prime is 2330100029. The next prime is 2330100037. The reversal of 2330100031 is 1300010332.

It is a cyclic number.

It is not a de Polignac number, because 2330100031 - 21 = 2330100029 is a prime.

It is a super-2 number, since 2×23301000312 = 10858732308932401922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2330099984 and 2330100020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2330100037) 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, 297690 + ... + 305416.

It is an arithmetic number, because the mean of its divisors is an integer number (173787264).

Almost surely, 22330100031 is an apocalyptic number.

2330100031 is a deficient number, since it is larger than the sum of its proper divisors (450496193).

2330100031 is a wasteful number, since it uses less digits than its factorization.

2330100031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9630.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 2330100031 is about 48271.1096930659. The cubic root of 2330100031 is about 1325.7394768174.

Adding to 2330100031 its reverse (1300010332), we get a palindrome (3630110363).

The spelling of 2330100031 in words is "two billion, three hundred thirty million, one hundred thousand, thirty-one".

Divisors: 1 7 23 161 1873 7727 13111 43079 54089 177721 301553 1244047 14472671 101308697 332871433 2330100031