Search a number
-
+
3145043310 = 235313381767
BaseRepresentation
bin1011101101110101…
…1000110101101110
322010011221202100120
42323131120311232
522420112341220
61240025105410
7140636266323
oct27335306556
98104852316
103145043310
111374327652
12739328266
133b1769296
1421b9a0b4a
15136194a40
hexbb758d6e

3145043310 has 32 divisors (see below), whose sum is σ = 7791593472. Its totient is φ = 811623840.

The previous prime is 3145043309. The next prime is 3145043357. The reversal of 3145043310 is 133405413.

It is a happy number.

It is a super-2 number, since 2×31450433102 = 19782594843551512200, which contains 22 as substring.

It is a congruent number.

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, 1689954 + ... + 1691813.

It is an arithmetic number, because the mean of its divisors is an integer number (243487296).

Almost surely, 23145043310 is an apocalyptic number.

3145043310 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3145043310 is an abundant number, since it is smaller than the sum of its proper divisors (4646550162).

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

3145043310 is a wasteful number, since it uses less digits than its factorization.

3145043310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3381808.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 3145043310 is about 56080.6857126409. The cubic root of 3145043310 is about 1465.1279165487.

Adding to 3145043310 its reverse (133405413), we get a palindrome (3278448723).

The spelling of 3145043310 in words is "three billion, one hundred forty-five million, forty-three thousand, three hundred ten".

Divisors: 1 2 3 5 6 10 15 30 31 62 93 155 186 310 465 930 3381767 6763534 10145301 16908835 20290602 33817670 50726505 101453010 104834777 209669554 314504331 524173885 629008662 1048347770 1572521655 3145043310