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7068223477 = 78315180567
BaseRepresentation
bin1101001010100110…
…01000011111110101
3200020121002221210201
412211103020133311
5103433431122402
63125212320501
7340104623350
oct64523103765
920217087721
107068223477
112aa7911a07
121453173131
138884a1c73
144b0a39297
152b57e3687
hex1a54c87f5

7068223477 has 16 divisors (see below), whose sum is σ = 8229537792. Its totient is φ = 5945770800.

The previous prime is 7068223469. The next prime is 7068223507. The reversal of 7068223477 is 7743228607.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 7068223477 - 23 = 7068223469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7068223177) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47448 + ... + 128014.

It is an arithmetic number, because the mean of its divisors is an integer number (514346112).

Almost surely, 27068223477 is an apocalyptic number.

It is an amenable number.

7068223477 is a deficient number, since it is larger than the sum of its proper divisors (1161314315).

7068223477 is a wasteful number, since it uses less digits than its factorization.

7068223477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80808.

The product of its (nonzero) digits is 790272, while the sum is 46.

The square root of 7068223477 is about 84072.7273079683. The cubic root of 7068223477 is about 1919.1257120626.

The spelling of 7068223477 in words is "seven billion, sixty-eight million, two hundred twenty-three thousand, four hundred seventy-seven".

Divisors: 1 7 83 151 581 1057 12533 80567 87731 563969 6687061 12165617 46809427 85159319 1009746211 7068223477