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662130432130 = 25457301148119
BaseRepresentation
bin10011010001010100000…
…11001001100010000010
32100022002000020000201011
421220222003021202002
541322020342312010
61224102321031134
765560131545056
oct11505203114202
92308060200634
10662130432130
11235898404872
12a83aa1854aa
134a59189c10b
1424093a65c66
1512354649a8a
hex9a2a0c9882

662130432130 has 32 divisors (see below), whose sum is σ = 1194864255360. Its totient is φ = 264179368320.

The previous prime is 662130432127. The next prime is 662130432137. The reversal of 662130432130 is 31234031266.

It is a junction number, because it is equal to n+sod(n) for n = 662130432092 and 662130432101.

It is not an unprimeable number, because it can be changed into a prime (662130432137) 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, 13736211 + ... + 13784329.

It is an arithmetic number, because the mean of its divisors is an integer number (37339507980).

Almost surely, 2662130432130 is an apocalyptic number.

662130432130 is a deficient number, since it is larger than the sum of its proper divisors (532733823230).

662130432130 is a wasteful number, since it uses less digits than its factorization.

662130432130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51594.

The product of its (nonzero) digits is 15552, while the sum is 31.

Adding to 662130432130 its reverse (31234031266), we get a palindrome (693364463396).

The spelling of 662130432130 in words is "six hundred sixty-two billion, one hundred thirty million, four hundred thirty-two thousand, one hundred thirty".

Divisors: 1 2 5 10 457 914 2285 3011 4570 6022 15055 30110 48119 96238 240595 481190 1376027 2752054 6880135 13760270 21990383 43980766 109951915 144886309 219903830 289772618 724431545 1448863090 66213043213 132426086426 331065216065 662130432130