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6030312145 = 511138434003
BaseRepresentation
bin1011001110110111…
…10100001011010001
3120120021002121010021
411213123310023101
544322224442040
62434214303441
7302302543654
oct54733641321
916507077107
106030312145
112614a54850
121203657b81
1375144cb50
14412c5d89b
1525462424a
hex1676f42d1

6030312145 has 16 divisors (see below), whose sum is σ = 8501476032. Its totient is φ = 4048320960.

The previous prime is 6030312143. The next prime is 6030312151. The reversal of 6030312145 is 5412130306.

It is not a de Polignac number, because 6030312145 - 21 = 6030312143 is a prime.

It is a super-2 number, since 2×60303121452 = 72729329132269002050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6030312143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4216287 + ... + 4217716.

It is an arithmetic number, because the mean of its divisors is an integer number (531342252).

Almost surely, 26030312145 is an apocalyptic number.

6030312145 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

6030312145 is a deficient number, since it is larger than the sum of its proper divisors (2471163887).

6030312145 is a wasteful number, since it uses less digits than its factorization.

6030312145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8434032.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 6030312145 is about 77655.0844761629. The cubic root of 6030312145 is about 1820.1754998214.

The spelling of 6030312145 in words is "six billion, thirty million, three hundred twelve thousand, one hundred forty-five".

Divisors: 1 5 11 13 55 65 143 715 8434003 42170015 92774033 109642039 463870165 548210195 1206062429 6030312145