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5680836438 = 237911984887
BaseRepresentation
bin1010100101001101…
…01010111101010110
3112122220111101120120
411102212222331112
543113243231223
62335412012410
7260530212234
oct52246527526
915586441516
105680836438
112455758552
121126601106
136c6c1b4a4
143bc68b954
15233ae0be3
hex1529aaf56

5680836438 has 16 divisors (see below), whose sum is σ = 11505492480. Its totient is φ = 1869642216.

The previous prime is 5680836437. The next prime is 5680836439. The reversal of 5680836438 is 8346380865.

It is an interprime number because it is at equal distance from previous prime (5680836437) and next prime (5680836439).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5680836437) 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, 5991970 + ... + 5992917.

It is an arithmetic number, because the mean of its divisors is an integer number (719093280).

Almost surely, 25680836438 is an apocalyptic number.

5680836438 is an abundant number, since it is smaller than the sum of its proper divisors (5824656042).

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

5680836438 is a wasteful number, since it uses less digits than its factorization.

5680836438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11984971.

The product of its (nonzero) digits is 3317760, while the sum is 51.

The square root of 5680836438 is about 75371.3237113426. The cubic root of 5680836438 is about 1784.3118583407.

The spelling of 5680836438 in words is "five billion, six hundred eighty million, eight hundred thirty-six thousand, four hundred thirty-eight".

Divisors: 1 2 3 6 79 158 237 474 11984887 23969774 35954661 71909322 946806073 1893612146 2840418219 5680836438