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74813414740 = 2253740670737
BaseRepresentation
bin100010110101100111…
…0100001110101010100
321011002212122020120121
41011223032201311110
52211204213232430
654211355041324
75255642350531
oct1055316416524
9234085566517
1074813414740
1129801249889
12125baa40244
137093737b5c
143899dc7d88
151e2ceaca7a
hex116b3a1d54

74813414740 has 12 divisors (see below), whose sum is σ = 157108170996. Its totient is φ = 29925365888.

The previous prime is 74813414701. The next prime is 74813414747. The reversal of 74813414740 is 4741431847.

It can be written as a sum of positive squares in 2 ways, for example, as 34654056336 + 40159358404 = 186156^2 + 200398^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74813414747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1870335349 + ... + 1870335388.

It is an arithmetic number, because the mean of its divisors is an integer number (13092347583).

Almost surely, 274813414740 is an apocalyptic number.

It is an amenable number.

74813414740 is an abundant number, since it is smaller than the sum of its proper divisors (82294756256).

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

74813414740 is a wasteful number, since it uses less digits than its factorization.

74813414740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3740670746 (or 3740670744 counting only the distinct ones).

The product of its (nonzero) digits is 301056, while the sum is 43.

The spelling of 74813414740 in words is "seventy-four billion, eight hundred thirteen million, four hundred fourteen thousand, seven hundred forty".

Divisors: 1 2 4 5 10 20 3740670737 7481341474 14962682948 18703353685 37406707370 74813414740