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361420130 = 2547768979
BaseRepresentation
bin10101100010101…
…101010101100010
3221012002001012202
4111202231111202
51220010421010
655510253202
711646010001
oct2542552542
9835061182
10361420130
11176015325
12a1057202
1359b54286
1436000c38
1521ae26a5
hex158ad562

361420130 has 16 divisors (see below), whose sum is σ = 664398720. Its totient is φ = 141491952.

The previous prime is 361420121. The next prime is 361420133. The reversal of 361420130 is 31024163.

It is not an unprimeable number, because it can be changed into a prime (361420133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 384020 + ... + 384959.

It is an arithmetic number, because the mean of its divisors is an integer number (41524920).

Almost surely, 2361420130 is an apocalyptic number.

361420130 is a deficient number, since it is larger than the sum of its proper divisors (302978590).

361420130 is a wasteful number, since it uses less digits than its factorization.

361420130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 769033.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 361420130 is about 19011.0528377573. The cubic root of 361420130 is about 712.3128504053.

Adding to 361420130 its reverse (31024163), we get a palindrome (392444293).

The spelling of 361420130 in words is "three hundred sixty-one million, four hundred twenty thousand, one hundred thirty".

Divisors: 1 2 5 10 47 94 235 470 768979 1537958 3844895 7689790 36142013 72284026 180710065 361420130