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14970941677 = 24469611833
BaseRepresentation
bin11011111000101011…
…00111000011101101
31102122100110122011101
431330111213003231
5221130030113202
610513315123101
71036664622166
oct157425470355
942570418141
1014970941677
11639278507a
122a998a3491
131547813893
14a2041c76d
155c94c4887
hex37c5670ed

14970941677 has 4 divisors (see below), whose sum is σ = 14971577980. Its totient is φ = 14970305376.

The previous prime is 14970941663. The next prime is 14970941723. The reversal of 14970941677 is 77614907941.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5917609476 + 9053332201 = 76926^2 + 95149^2 .

It is a cyclic number.

It is not a de Polignac number, because 14970941677 - 27 = 14970941549 is a prime.

It is a super-2 number, since 2×149709416772 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14970941647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 281448 + ... + 330385.

It is an arithmetic number, because the mean of its divisors is an integer number (3742894495).

Almost surely, 214970941677 is an apocalyptic number.

It is an amenable number.

14970941677 is a deficient number, since it is larger than the sum of its proper divisors (636303).

14970941677 is an equidigital number, since it uses as much as digits as its factorization.

14970941677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636302.

The product of its (nonzero) digits is 2667168, while the sum is 55.

The spelling of 14970941677 in words is "fourteen billion, nine hundred seventy million, nine hundred forty-one thousand, six hundred seventy-seven".

Divisors: 1 24469 611833 14970941677