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68443956202 = 2316710805803
BaseRepresentation
bin111111101111100100…
…111110001111101010
320112122222101020001211
4333233210332033222
52110133123044302
651235343303334
74642051012546
oct775744761752
9215588336054
1068443956202
1127032913366
12113218aab4a
1365b9c6208b
1434540c4a26
151ba8be5ad7
hexfef93e3ea

68443956202 has 8 divisors (see below), whose sum is σ = 102698361216. Its totient is φ = 34211169132.

The previous prime is 68443956197. The next prime is 68443956211. The reversal of 68443956202 is 20265934486.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5396568 + ... + 5409235.

It is an arithmetic number, because the mean of its divisors is an integer number (12837295152).

Almost surely, 268443956202 is an apocalyptic number.

68443956202 is a deficient number, since it is larger than the sum of its proper divisors (34254405014).

68443956202 is a wasteful number, since it uses less digits than its factorization.

68443956202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10808972.

The product of its (nonzero) digits is 2488320, while the sum is 49.

The spelling of 68443956202 in words is "sixty-eight billion, four hundred forty-three million, nine hundred fifty-six thousand, two hundred two".

Divisors: 1 2 3167 6334 10805803 21611606 34221978101 68443956202