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12901302042 = 238325906229
BaseRepresentation
bin11000000001111101…
…00011111100011010
31020022010002001022120
430000332203330122
5202410213131132
65532103402110
7634464154326
oct140076437432
936263061276
1012901302042
1155204a31a2
122600753336
1312a7ac5a45
148a55d6986
1550795802c
hex300fa3f1a

12901302042 has 16 divisors (see below), whose sum is σ = 26113479840. Its totient is φ = 4248621392.

The previous prime is 12901302013. The next prime is 12901302053. The reversal of 12901302042 is 24020310921.

12901302042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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, 12952617 + ... + 12953612.

It is an arithmetic number, because the mean of its divisors is an integer number (1632092490).

Almost surely, 212901302042 is an apocalyptic number.

12901302042 is an abundant number, since it is smaller than the sum of its proper divisors (13212177798).

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

12901302042 is a wasteful number, since it uses less digits than its factorization.

12901302042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25906317.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 12901302042 its reverse (24020310921), we get a palindrome (36921612963).

The spelling of 12901302042 in words is "twelve billion, nine hundred one million, three hundred two thousand, forty-two".

Divisors: 1 2 3 6 83 166 249 498 25906229 51812458 77718687 155437374 2150217007 4300434014 6450651021 12901302042