Search a number
-
+
3197052420 = 223553284207
BaseRepresentation
bin1011111010001111…
…0010011000000100
322020210211002102220
42332203302120010
523021421134140
61245123532340
7142140332352
oct27643623004
98223732386
103197052420
1113a071a891
1275282a0b0
133bc478cc3
1422485c7d2
1513aa19bd0
hexbe8f2604

3197052420 has 24 divisors (see below), whose sum is σ = 8951746944. Its totient is φ = 852547296.

The previous prime is 3197052409. The next prime is 3197052421. The reversal of 3197052420 is 242507913.

It is a super-2 number, since 2×31970524202 = 20442288352455712800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3197052421) 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, 26642044 + ... + 26642163.

It is an arithmetic number, because the mean of its divisors is an integer number (372989456).

Almost surely, 23197052420 is an apocalyptic number.

3197052420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3197052420 is an abundant number, since it is smaller than the sum of its proper divisors (5754694524).

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

3197052420 is a wasteful number, since it uses less digits than its factorization.

3197052420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53284219 (or 53284217 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 3197052420 is about 56542.4833200665. The cubic root of 3197052420 is about 1473.1600030642.

The spelling of 3197052420 in words is "three billion, one hundred ninety-seven million, fifty-two thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 53284207 106568414 159852621 213136828 266421035 319705242 532842070 639410484 799263105 1065684140 1598526210 3197052420