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6800680748072 = 2319204557218723
BaseRepresentation
bin110001011110110100000…
…1010010000010000101000
3220002010202010121212200102
41202331220022100100220
51342410243232414242
622244104542124532
71301222131402361
oct142755012202050
926063663555612
106800680748072
112192174a97262
1291a026280748
133a43bc367a83
1419722471ab68
15bbd7bde7e32
hex62f68290428

6800680748072 has 32 divisors (see below), whose sum is σ = 13422523197600. Its totient is φ = 3221344615104.

The previous prime is 6800680747919. The next prime is 6800680748089. The reversal of 6800680748072 is 2708470860086.

It is a junction number, because it is equal to n+sod(n) for n = 6800680747999 and 6800680748017.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30983303 + ... + 31202025.

It is an arithmetic number, because the mean of its divisors is an integer number (419453849925).

Almost surely, 26800680748072 is an apocalyptic number.

It is an amenable number.

6800680748072 is a deficient number, since it is larger than the sum of its proper divisors (6621842449528).

6800680748072 is a wasteful number, since it uses less digits than its factorization.

6800680748072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423305 (or 423301 counting only the distinct ones).

The product of its (nonzero) digits is 7225344, while the sum is 56.

The spelling of 6800680748072 in words is "six trillion, eight hundred billion, six hundred eighty million, seven hundred forty-eight thousand, seventy-two".

Divisors: 1 2 4 8 19 38 76 152 204557 218723 409114 437446 818228 874892 1636456 1749784 3886583 4155737 7773166 8311474 15546332 16622948 31092664 33245896 44741320711 89482641422 178965282844 357930565688 850085093509 1700170187018 3400340374036 6800680748072