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130202012 = 2232550503
BaseRepresentation
bin1111100001010…
…11100110011100
3100001222221120202
413300223212130
5231312431022
620530403032
73140461463
oct760534634
9301887522
10130202012
116754a776
1237730478
1320c89715
14134139da
15b66d592
hex7c2b99c

130202012 has 6 divisors (see below), whose sum is σ = 227853528. Its totient is φ = 65101004.

The previous prime is 130201993. The next prime is 130202021. The reversal of 130202012 is 210202031.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 130201984 and 130202002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16275248 + ... + 16275255.

It is an arithmetic number, because the mean of its divisors is an integer number (37975588).

Almost surely, 2130202012 is an apocalyptic number.

It is an amenable number.

130202012 is a deficient number, since it is larger than the sum of its proper divisors (97651516).

130202012 is a wasteful number, since it uses less digits than its factorization.

130202012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32550507 (or 32550505 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 130202012 is about 11410.6096243803. The cubic root of 130202012 is about 506.8419640048.

Adding to 130202012 its reverse (210202031), we get a palindrome (340404043).

The spelling of 130202012 in words is "one hundred thirty million, two hundred two thousand, twelve".

Divisors: 1 2 4 32550503 65101006 130202012