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15352420930 = 2571119938209
BaseRepresentation
bin11100100110001001…
…10101101001000010
31110121221021210022121
432103010311221002
5222420204432210
611015223354454
71052306265460
oct162304655102
943557253277
1015352420930
116569050090
122b855b2a2a
1315a886c152
14a58d61830
155ecc2a6da
hex393135a42

15352420930 has 32 divisors (see below), whose sum is σ = 34453226880. Its totient is φ = 4785169920.

The previous prime is 15352420927. The next prime is 15352420981. The reversal of 15352420930 is 3902425351.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9968335 + ... + 9969874.

It is an arithmetic number, because the mean of its divisors is an integer number (1076663340).

Almost surely, 215352420930 is an apocalyptic number.

15352420930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15352420930 is an abundant number, since it is smaller than the sum of its proper divisors (19100805950).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15352420930 is a wasteful number, since it uses less digits than its factorization.

15352420930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19938234.

The product of its (nonzero) digits is 32400, while the sum is 34.

The spelling of 15352420930 in words is "fifteen billion, three hundred fifty-two million, four hundred twenty thousand, nine hundred thirty".

Divisors: 1 2 5 7 10 11 14 22 35 55 70 77 110 154 385 770 19938209 39876418 99691045 139567463 199382090 219320299 279134926 438640598 697837315 1096601495 1395674630 1535242093 2193202990 3070484186 7676210465 15352420930