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6913198166072 = 2311149527242081
BaseRepresentation
bin110010010011001101010…
…1110001001000000111000
3220110220011122222221100012
41210212122232021000320
51401231212212303242
622411513541001052
71312314331565042
oct144463256110070
926426148887305
106913198166072
112225964157810
129379a80b3188
133b1bb1282213
1419c859da6a92
15bec6500c282
hex6499ab89038

6913198166072 has 32 divisors (see below), whose sum is σ = 14235536214000. Its totient is φ = 3121273113600.

The previous prime is 6913198166071. The next prime is 6913198166087. The reversal of 6913198166072 is 2706618913196.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6913198166071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 263607929 + ... + 263634152.

Almost surely, 26913198166072 is an apocalyptic number.

It is an amenable number.

6913198166072 is an abundant number, since it is smaller than the sum of its proper divisors (7322338047928).

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

6913198166072 is a wasteful number, since it uses less digits than its factorization.

6913198166072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527242247 (or 527242243 counting only the distinct ones).

The product of its (nonzero) digits is 5878656, while the sum is 59.

The spelling of 6913198166072 in words is "six trillion, nine hundred thirteen billion, one hundred ninety-eight million, one hundred sixty-six thousand, seventy-two".

Divisors: 1 2 4 8 11 22 44 88 149 298 596 1192 1639 3278 6556 13112 527242081 1054484162 2108968324 4217936648 5799662891 11599325782 23198651564 46397303128 78559070069 157118140138 314236280276 628472560552 864149770759 1728299541518 3456599083036 6913198166072