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2331230130 = 232583521599
BaseRepresentation
bin1000101011110011…
…1011111110110010
320000110121202112200
42022330323332302
514233243331010
61023154204030
7111525062205
oct21274737662
96013552480
102331230130
11a96a11779
12550883616
132b1c8b018
1418187b93c
15d99decc0
hex8af3bfb2

2331230130 has 96 divisors (see below), whose sum is σ = 6156259200. Its totient is φ = 611969280.

The previous prime is 2331230129. The next prime is 2331230141. The reversal of 2331230130 is 310321332.

2331230130 is a `hidden beast` number, since 2 + 331 + 2 + 301 + 30 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3891571 + ... + 3892169.

It is an arithmetic number, because the mean of its divisors is an integer number (64127700).

Almost surely, 22331230130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2331230130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3078129600).

2331230130 is an abundant number, since it is smaller than the sum of its proper divisors (3825029070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2331230130 is a wasteful number, since it uses less digits than its factorization.

2331230130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1216 (or 1213 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 2331230130 is about 48282.8140232112. The cubic root of 2331230130 is about 1325.9537701510.

Adding to 2331230130 its reverse (310321332), we get a palindrome (2641551462).

The spelling of 2331230130 in words is "two billion, three hundred thirty-one million, two hundred thirty thousand, one hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 83 90 166 249 415 498 521 599 747 830 1042 1198 1245 1494 1563 1797 2490 2605 2995 3126 3594 3735 4689 5210 5391 5990 7470 7815 8985 9378 10782 15630 17970 23445 26955 43243 46890 49717 53910 86486 99434 129729 149151 216215 248585 259458 298302 312079 389187 432430 447453 497170 624158 648645 745755 778374 894906 936237 1297290 1491510 1560395 1872474 1945935 2237265 2808711 3120790 3891870 4474530 4681185 5617422 9362370 14043555 25902557 28087110 51805114 77707671 129512785 155415342 233123013 259025570 388538355 466246026 777076710 1165615065 2331230130