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130254452 = 2232563613
BaseRepresentation
bin1111100001110…
…00011001110100
3100002002121111222
413300320121310
5231321120302
620531445512
73141100406
oct760703164
9302077458
10130254452
1167586109
1237756898
1320ca7553
1413428b76
15b67dda2
hex7c38674

130254452 has 6 divisors (see below), whose sum is σ = 227945298. Its totient is φ = 65127224.

The previous prime is 130254433. The next prime is 130254461. The reversal of 130254452 is 254452031.

It is a happy number.

130254452 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 94206436 + 36048016 = 9706^2 + 6004^2 .

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, 16281803 + ... + 16281810.

It is an arithmetic number, because the mean of its divisors is an integer number (37990883).

Almost surely, 2130254452 is an apocalyptic number.

It is an amenable number.

130254452 is a deficient number, since it is larger than the sum of its proper divisors (97690846).

130254452 is a wasteful number, since it uses less digits than its factorization.

130254452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32563617 (or 32563615 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 130254452 is about 11412.9072545079. The cubic root of 130254452 is about 506.9099998841.

The spelling of 130254452 in words is "one hundred thirty million, two hundred fifty-four thousand, four hundred fifty-two".

Divisors: 1 2 4 32563613 65127226 130254452