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3145164260 = 225729774671
BaseRepresentation
bin1011101101110111…
…0110010111100100
322010012011220021012
42323131312113210
522420130224020
61240031441352
7140640312050
oct27335662744
98105156235
103145164260
1113743aa507
12739386258
133b17ac354
1421b9d2c60
151361ba7c5
hexbb7765e4

3145164260 has 48 divisors (see below), whose sum is σ = 7808693760. Its totient is φ = 1041156480.

The previous prime is 3145164227. The next prime is 3145164277. The reversal of 3145164260 is 624615413.

It is a super-3 number, since 3×31451642603 (a number of 29 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 383276 + ... + 391395.

It is an arithmetic number, because the mean of its divisors is an integer number (162681120).

Almost surely, 23145164260 is an apocalyptic number.

It is an amenable number.

3145164260 is an abundant number, since it is smaller than the sum of its proper divisors (4663529500).

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

3145164260 is a wasteful number, since it uses less digits than its factorization.

3145164260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 774716 (or 774714 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 3145164260 is about 56081.7640592733. The cubic root of 3145164260 is about 1465.1466979488.

Adding to 3145164260 its reverse (624615413), we get a palindrome (3769779673).

The spelling of 3145164260 in words is "three billion, one hundred forty-five million, one hundred sixty-four thousand, two hundred sixty".

Divisors: 1 2 4 5 7 10 14 20 28 29 35 58 70 116 140 145 203 290 406 580 812 1015 2030 4060 774671 1549342 3098684 3873355 5422697 7746710 10845394 15493420 21690788 22465459 27113485 44930918 54226970 89861836 108453940 112327295 157258213 224654590 314516426 449309180 629032852 786291065 1572582130 3145164260