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130310212302 = 232173311286557
BaseRepresentation
bin111100101011100011…
…0000000101011001110
3110110100112122122220100
41321113012000223032
54113333403243202
6135510320031530
712262131346254
oct1712706005316
9413315578810
10130310212302
115029a799236
12213087625a6
13c3992399ca
14644277a5d4
1535ca1dd41c
hex1e57180ace

130310212302 has 48 divisors (see below), whose sum is σ = 299850353712. Its totient is φ = 40758094080.

The previous prime is 130310212283. The next prime is 130310212309. The reversal of 130310212302 is 203212013031.

130310212302 is a `hidden beast` number, since 1 + 30 + 310 + 21 + 2 + 302 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130310212309) 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, 541993 + ... + 744564.

It is an arithmetic number, because the mean of its divisors is an integer number (6246882369).

Almost surely, 2130310212302 is an apocalyptic number.

130310212302 is an abundant number, since it is smaller than the sum of its proper divisors (169540141410).

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

130310212302 is a wasteful number, since it uses less digits than its factorization.

130310212302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1286913 (or 1286910 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 130310212302 its reverse (203212013031), we get a palindrome (333522225333).

The spelling of 130310212302 in words is "one hundred thirty billion, three hundred ten million, two hundred twelve thousand, three hundred two".

Divisors: 1 2 3 6 9 17 18 34 51 102 153 306 331 662 993 1986 2979 5627 5958 11254 16881 33762 50643 101286 1286557 2573114 3859671 7719342 11579013 21871469 23158026 43742938 65614407 131228814 196843221 393686442 425850367 851700734 1277551101 2555102202 3832653303 7239456239 7665306606 14478912478 21718368717 43436737434 65155106151 130310212302