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13948127378 = 228792422391
BaseRepresentation
bin11001111110101111…
…11000100010010010
31100000001212021201022
430333113320202102
5212031210034003
610224020435442
71002435061253
oct147727704222
940001767638
1013948127378
115a083995a9
122853248b82
131413949313
14964652b2a
155697d8738
hex33f5f8892

13948127378 has 8 divisors (see below), whose sum is σ = 20929466880. Its totient is φ = 6971638420.

The previous prime is 13948127329. The next prime is 13948127381. The reversal of 13948127378 is 87372184931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1205438 + ... + 1216953.

It is an arithmetic number, because the mean of its divisors is an integer number (2616183360).

Almost surely, 213948127378 is an apocalyptic number.

13948127378 is a deficient number, since it is larger than the sum of its proper divisors (6981339502).

13948127378 is a wasteful number, since it uses less digits than its factorization.

13948127378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2425272.

The product of its digits is 2032128, while the sum is 53.

The spelling of 13948127378 in words is "thirteen billion, nine hundred forty-eight million, one hundred twenty-seven thousand, three hundred seventy-eight".

Divisors: 1 2 2879 5758 2422391 4844782 6974063689 13948127378