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15303790042 = 229436136243
BaseRepresentation
bin11100100000010110…
…10100110111011010
31110111112210002021121
432100023110313122
5222320232240132
611010325155454
71051146032452
oct162013246732
943445702247
1015303790042
116543654a72
122b7125bb8a
13159b772c88
14a52702d62
155e8821497
hex3902d4dda

15303790042 has 16 divisors (see below), whose sum is σ = 24299526240. Its totient is φ = 7216220592.

The previous prime is 15303790009. The next prime is 15303790043. The reversal of 15303790042 is 24009730351.

15303790042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (15303790043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3065628 + ... + 3070615.

It is an arithmetic number, because the mean of its divisors is an integer number (1518720390).

Almost surely, 215303790042 is an apocalyptic number.

15303790042 is a deficient number, since it is larger than the sum of its proper divisors (8995736198).

15303790042 is a wasteful number, since it uses less digits than its factorization.

15303790042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6136317.

The product of its (nonzero) digits is 22680, while the sum is 34.

The spelling of 15303790042 in words is "fifteen billion, three hundred three million, seven hundred ninety thousand, forty-two".

Divisors: 1 2 29 43 58 86 1247 2494 6136243 12272486 177951047 263858449 355902094 527716898 7651895021 15303790042