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36981748004 = 2261151564541
BaseRepresentation
bin100010011100010010…
…001011000100100100
310112110022200110010112
4202130102023010210
51101214311414004
624553355112152
72446304446205
oct423422130444
9115408613115
1036981748004
1114758261703
127201142658
13364497a436
141b0b7b35ac
15e66a39e6e
hex89c48b124

36981748004 has 12 divisors (see below), whose sum is σ = 65779011228. Its totient is φ = 18187744800.

The previous prime is 36981747989. The next prime is 36981748009. The reversal of 36981748004 is 40084718963.

It can be written as a sum of positive squares in 2 ways, for example, as 2270331904 + 34711416100 = 47648^2 + 186310^2 .

It is not an unprimeable number, because it can be changed into a prime (36981748009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75782027 + ... + 75782514.

It is an arithmetic number, because the mean of its divisors is an integer number (5481584269).

Almost surely, 236981748004 is an apocalyptic number.

It is an amenable number.

36981748004 is a deficient number, since it is larger than the sum of its proper divisors (28797263224).

36981748004 is a wasteful number, since it uses less digits than its factorization.

36981748004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151564606 (or 151564604 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 50.

The spelling of 36981748004 in words is "thirty-six billion, nine hundred eighty-one million, seven hundred forty-eight thousand, four".

Divisors: 1 2 4 61 122 244 151564541 303129082 606258164 9245437001 18490874002 36981748004