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1379704054 = 21740579531
BaseRepresentation
bin101001000111100…
…1001110011110110
310120011011020011011
41102033021303312
510311201012204
6344523502434
746122201541
oct12217116366
93504136134
101379704054
11648897093
12326087a1a
1318cac3741
14d134b858
15811d6304
hex523c9cf6

1379704054 has 8 divisors (see below), whose sum is σ = 2191294728. Its totient is φ = 649272480.

The previous prime is 1379704009. The next prime is 1379704061. The reversal of 1379704054 is 4504079731.

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

It is a junction number, because it is equal to n+sod(n) for n = 1379703998 and 1379704016.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 20289732 + ... + 20289799.

It is an arithmetic number, because the mean of its divisors is an integer number (273911841).

Almost surely, 21379704054 is an apocalyptic number.

1379704054 is a deficient number, since it is larger than the sum of its proper divisors (811590674).

1379704054 is a wasteful number, since it uses less digits than its factorization.

1379704054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40579550.

The product of its (nonzero) digits is 105840, while the sum is 40.

The square root of 1379704054 is about 37144.3677291726. The cubic root of 1379704054 is about 1113.2566894979.

The spelling of 1379704054 in words is "one billion, three hundred seventy-nine million, seven hundred four thousand, fifty-four".

Divisors: 1 2 17 34 40579531 81159062 689852027 1379704054