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3074456045 = 513721812
BaseRepresentation
bin1011011101000000…
…0111100111101101
321221021010112211102
42313100013213231
522244030043140
61225024132445
7136121305463
oct26720074755
97837115742
103074456045
1113384a5371
12719767125
1339cc5337b
14212468833
1512ed9ee15
hexb74079ed

3074456045 has 18 divisors (see below), whose sum is σ = 3737119806. Its totient is φ = 2428122240.

The previous prime is 3074456041. The next prime is 3074456051. The reversal of 3074456045 is 5406544703.

It is a happy number.

It can be written as a sum of positive squares in 9 ways, for example, as 2329220644 + 745235401 = 48262^2 + 27299^2 .

It is not a de Polignac number, because 3074456045 - 22 = 3074456041 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3074456041) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 16985855 + ... + 16986035.

It is an arithmetic number, because the mean of its divisors is an integer number (207617767).

Almost surely, 23074456045 is an apocalyptic number.

It is an amenable number.

3074456045 is a deficient number, since it is larger than the sum of its proper divisors (662663761).

3074456045 is an frugal number, since it uses more digits than its factorization.

3074456045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641 (or 323 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 38.

The square root of 3074456045 is about 55447.7776380623. Note that the first 3 decimals coincide. The cubic root of 3074456045 is about 1454.0837781818.

The spelling of 3074456045 in words is "three billion, seventy-four million, four hundred fifty-six thousand, forty-five".

Divisors: 1 5 137 181 685 905 18769 24797 32761 93845 123985 163805 3397189 4488257 16985945 22441285 614891209 3074456045