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137802133 = 787722447
BaseRepresentation
bin10000011011010…
…11000110010101
3100121022001222201
420031223012111
5240234132013
621401324501
73262204330
oct1015530625
9317261881
10137802133
1170870867
123a196731
132271ab31
1414431617
15c1703dd
hex836b195

137802133 has 8 divisors (see below), whose sum is σ = 157674752. Its totient is φ = 117976176.

The previous prime is 137802121. The next prime is 137802163. The reversal of 137802133 is 331208731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-137802133 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 (137802103) 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 7 ways as a sum of consecutive naturals, for example, 5085 + ... + 17362.

It is an arithmetic number, because the mean of its divisors is an integer number (19709344).

Almost surely, 2137802133 is an apocalyptic number.

It is an amenable number.

137802133 is a deficient number, since it is larger than the sum of its proper divisors (19872619).

137802133 is an equidigital number, since it uses as much as digits as its factorization.

137802133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23331.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 137802133 is about 11738.9153246797. The cubic root of 137802133 is about 516.5178246709.

The spelling of 137802133 in words is "one hundred thirty-seven million, eight hundred two thousand, one hundred thirty-three".

Divisors: 1 7 877 6139 22447 157129 19686019 137802133