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4971854069 = 71354635759
BaseRepresentation
bin1001010000101100…
…00111100011110101
3110211111102100121022
410220112013203311
540140243312234
62141204030525
7234131030240
oct45026074365
913744370538
104971854069
112121533606
12b69092445
136130857b0
14352456257
151e1746e2e
hex1285878f5

4971854069 has 8 divisors (see below), whose sum is σ = 6119205120. Its totient is φ = 3933774576.

The previous prime is 4971854029. The next prime is 4971854071. The reversal of 4971854069 is 9604581794.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4971854069 is a prime.

It is a super-2 number, since 2×49718540692 = 49438665766863713522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4971854069.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4971854029) 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, 27317789 + ... + 27317970.

It is an arithmetic number, because the mean of its divisors is an integer number (764900640).

Almost surely, 24971854069 is an apocalyptic number.

It is an amenable number.

4971854069 is a deficient number, since it is larger than the sum of its proper divisors (1147351051).

4971854069 is a wasteful number, since it uses less digits than its factorization.

4971854069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54635779.

The product of its (nonzero) digits is 2177280, while the sum is 53.

The square root of 4971854069 is about 70511.3754581486. The cubic root of 4971854069 is about 1706.7613161916.

The spelling of 4971854069 in words is "four billion, nine hundred seventy-one million, eight hundred fifty-four thousand, sixty-nine".

Divisors: 1 7 13 91 54635759 382450313 710264867 4971854069