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108913000284 = 223211733767573
BaseRepresentation
bin110010101101110111…
…0000111111101011100
3101102010100000200002100
41211123232013331130
53241023212002114
6122011155325100
710603652141034
oct1453356077534
9342110020070
10108913000284
114220a605140
12191368b0790
13a36924b5ca
1453b2aaa8c4
152c7697d909
hex195bb87f5c

108913000284 has 72 divisors (see below), whose sum is σ = 304450119792. Its totient is φ = 32551822080.

The previous prime is 108913000279. The next prime is 108913000303. The reversal of 108913000284 is 482000319801.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1854879 + ... + 1912694.

It is an arithmetic number, because the mean of its divisors is an integer number (4228473886).

Almost surely, 2108913000284 is an apocalyptic number.

It is an amenable number.

108913000284 is an abundant number, since it is smaller than the sum of its proper divisors (195537119508).

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

108913000284 is a wasteful number, since it uses less digits than its factorization.

108913000284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3767667 (or 3767662 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The spelling of 108913000284 in words is "one hundred eight billion, nine hundred thirteen million, two hundred eighty-four", and thus it is an aban number.

Divisors: 1 2 3 4 6 9 11 12 18 22 33 36 44 66 73 99 132 146 198 219 292 396 438 657 803 876 1314 1606 2409 2628 3212 4818 7227 9636 14454 28908 3767573 7535146 11302719 15070292 22605438 33908157 41443303 45210876 67816314 82886606 124329909 135632628 165773212 248659818 275032829 372989727 497319636 550065658 745979454 825098487 1100131316 1491958908 1650196974 2475295461 3025361119 3300393948 4950590922 6050722238 9076083357 9901181844 12101444476 18152166714 27228250071 36304333428 54456500142 108913000284