Search a number
-
+
16252744970 = 25711191110919
BaseRepresentation
bin11110010001011110…
…10011010100001010
31112221200101222201102
433020233103110022
5231241200314340
611244424421402
71113521024060
oct171057232412
945850358642
1016252744970
116990283940
123197017862
1316c024a177
14b02764030
15651cbd215
hex3c8bd350a

16252744970 has 64 divisors (see below), whose sum is σ = 38393395200. Its totient is φ = 4799165760.

The previous prime is 16252744939. The next prime is 16252744979. The reversal of 16252744970 is 7944725261.

16252744970 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (16252744979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 540830 + ... + 570089.

It is an arithmetic number, because the mean of its divisors is an integer number (599896800).

Almost surely, 216252744970 is an apocalyptic number.

16252744970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16252744970 is an abundant number, since it is smaller than the sum of its proper divisors (22140650230).

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

16252744970 is a wasteful number, since it uses less digits than its factorization.

16252744970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110963.

The product of its (nonzero) digits is 846720, while the sum is 47.

The spelling of 16252744970 in words is "sixteen billion, two hundred fifty-two million, seven hundred forty-four thousand, nine hundred seventy".

Divisors: 1 2 5 7 10 11 14 19 22 35 38 55 70 77 95 110 133 154 190 209 266 385 418 665 770 1045 1330 1463 2090 2926 7315 14630 1110919 2221838 5554595 7776433 11109190 12220109 15552866 21107461 24440218 38882165 42214922 61100545 77764330 85540763 105537305 122201090 147752227 171081526 211074610 232182071 295504454 427703815 464364142 738761135 855407630 1160910355 1477522270 1625274497 2321820710 3250548994 8126372485 16252744970