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68200738600 = 2352341003693
BaseRepresentation
bin111111100001000101…
…001010111100101000
320112001000201111020111
4333201011022330220
52104133342113400
651155254304104
74633035466411
oct774105127450
9215030644214
1068200738600
1126a185a2385
1211274358034
13657b755837
14342da92808
151b926a13ba
hexfe114af28

68200738600 has 24 divisors (see below), whose sum is σ = 158566717710. Its totient is φ = 27280295360.

The previous prime is 68200738577. The next prime is 68200738633. The reversal of 68200738600 is 683700286.

It is a happy number.

68200738600 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 24851000164 + 43349738436 = 157642^2 + 208206^2 .

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 170501647 + ... + 170502046.

Almost surely, 268200738600 is an apocalyptic number.

It is an amenable number.

68200738600 is an abundant number, since it is smaller than the sum of its proper divisors (90365979110).

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

68200738600 is a wasteful number, since it uses less digits than its factorization.

68200738600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341003709 (or 341003700 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 40.

The spelling of 68200738600 in words is "sixty-eight billion, two hundred million, seven hundred thirty-eight thousand, six hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 341003693 682007386 1364014772 1705018465 2728029544 3410036930 6820073860 8525092325 13640147720 17050184650 34100369300 68200738600