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130202032 = 2447173141
BaseRepresentation
bin1111100001010…
…11100110110000
3100001222221121111
413300223212300
5231312431112
620530403104
73140461522
oct760534660
9301887544
10130202032
116754a794
1237730494
1320c8972c
1413413a12
15b66d5a7
hex7c2b9b0

130202032 has 20 divisors (see below), whose sum is σ = 257635296. Its totient is φ = 63715520.

The previous prime is 130202021. The next prime is 130202047. The reversal of 130202032 is 230202031.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85819 + ... + 87322.

Almost surely, 2130202032 is an apocalyptic number.

It is an amenable number.

130202032 is a deficient number, since it is larger than the sum of its proper divisors (127433264).

130202032 is a wasteful number, since it uses less digits than its factorization.

130202032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173196 (or 173190 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 130202032 is about 11410.6105007576. The cubic root of 130202032 is about 506.8419899564.

Adding to 130202032 its reverse (230202031), we get a palindrome (360404063).

Subtracting 130202032 from its reverse (230202031), we obtain a palindrome (99999999).

The spelling of 130202032 in words is "one hundred thirty million, two hundred two thousand, thirty-two".

Divisors: 1 2 4 8 16 47 94 188 376 752 173141 346282 692564 1385128 2770256 8137627 16275254 32550508 65101016 130202032