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36971311149 = 324107923461
BaseRepresentation
bin100010011011101010…
…010111000000101101
310112102121001012110100
4202123222113000231
51101204123424044
624552343301313
72446116650103
oct423352270055
9115377035410
1036971311149
1114752383303
1271b974a839
133642764a96
141b0a257c73
15e65b77869
hex89ba9702d

36971311149 has 6 divisors (see below), whose sum is σ = 53403005006. Its totient is φ = 24647540760.

The previous prime is 36971311147. The next prime is 36971311183. The reversal of 36971311149 is 94111317963.

It can be written as a sum of positive squares in only one way, i.e., 23902706025 + 13068605124 = 154605^2 + 114318^2 .

It is not a de Polignac number, because 36971311149 - 21 = 36971311147 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 (36971311147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2053961722 + ... + 2053961739.

Almost surely, 236971311149 is an apocalyptic number.

It is an amenable number.

36971311149 is a deficient number, since it is larger than the sum of its proper divisors (16431693857).

36971311149 is a wasteful number, since it uses less digits than its factorization.

36971311149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4107923467 (or 4107923464 counting only the distinct ones).

The product of its digits is 122472, while the sum is 45.

The spelling of 36971311149 in words is "thirty-six billion, nine hundred seventy-one million, three hundred eleven thousand, one hundred forty-nine".

Divisors: 1 3 9 4107923461 12323770383 36971311149