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15298385230 = 251980517817
BaseRepresentation
bin11100011111101101…
…01101010101001110
31110111011121111021101
432033312231111032
5222312341311410
611010013253314
71051052062132
oct161766552516
943434544241
1015298385230
1165405a3287
122b6b49423a
13159a5ccb6b
14a51ad73c2
155e8104d3a
hex38fdad54e

15298385230 has 16 divisors (see below), whose sum is σ = 28986414480. Its totient is φ = 5797282752.

The previous prime is 15298385213. The next prime is 15298385237. The reversal of 15298385230 is 3258389251.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15298385237) 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, 40258719 + ... + 40259098.

It is an arithmetic number, because the mean of its divisors is an integer number (1811650905).

Almost surely, 215298385230 is an apocalyptic number.

15298385230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15298385230 is a deficient number, since it is larger than the sum of its proper divisors (13688029250).

15298385230 is a wasteful number, since it uses less digits than its factorization.

15298385230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80517843.

The product of its (nonzero) digits is 518400, while the sum is 46.

The spelling of 15298385230 in words is "fifteen billion, two hundred ninety-eight million, three hundred eighty-five thousand, two hundred thirty".

Divisors: 1 2 5 10 19 38 95 190 80517817 161035634 402589085 805178170 1529838523 3059677046 7649192615 15298385230