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37212312341 = 89418115869
BaseRepresentation
bin100010101010000001…
…101101001100010101
310120001101112022221102
4202222001231030111
51102202322443331
625032312555445
72455104302351
oct425201551425
9116041468842
1037212312341
1114866420046
1272663b2b85
133680676539
141b30270461
15e7bdd04cb
hex8aa06d315

37212312341 has 4 divisors (see below), whose sum is σ = 37630428300. Its totient is φ = 36794196384.

The previous prime is 37212312331. The next prime is 37212312419. The reversal of 37212312341 is 14321321273.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14321321273 = 72045903039.

It can be written as a sum of positive squares in 2 ways, for example, as 11778760900 + 25433551441 = 108530^2 + 159479^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-37212312341 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 (37212312331) 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, 209057846 + ... + 209058023.

It is an arithmetic number, because the mean of its divisors is an integer number (9407607075).

Almost surely, 237212312341 is an apocalyptic number.

It is an amenable number.

37212312341 is a deficient number, since it is larger than the sum of its proper divisors (418115959).

37212312341 is an equidigital number, since it uses as much as digits as its factorization.

37212312341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418115958.

The product of its digits is 6048, while the sum is 29.

The spelling of 37212312341 in words is "thirty-seven billion, two hundred twelve million, three hundred twelve thousand, three hundred forty-one".

Divisors: 1 89 418115869 37212312341