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5168223237 = 31722741079
BaseRepresentation
bin1001101000000110…
…01101010000000101
3111100011220221110110
410310003031100011
541041031120422
62212500543233
7242034113142
oct46403152005
914304827413
105168223237
112212366681
1210029b1b19
1364496b278
143705713c9
15203ad560c
hex1340cd405

5168223237 has 4 divisors (see below), whose sum is σ = 6890964320. Its totient is φ = 3445482156.

The previous prime is 5168223199. The next prime is 5168223241. The reversal of 5168223237 is 7323228615.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 5168223237 - 212 = 5168219141 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5168223195 and 5168223204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5168223037) 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, 861370537 + ... + 861370542.

It is an arithmetic number, because the mean of its divisors is an integer number (1722741080).

Almost surely, 25168223237 is an apocalyptic number.

It is an amenable number.

5168223237 is a deficient number, since it is larger than the sum of its proper divisors (1722741083).

5168223237 is a wasteful number, since it uses less digits than its factorization.

5168223237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1722741082.

The product of its digits is 120960, while the sum is 39.

The square root of 5168223237 is about 71890.3556605474. The cubic root of 5168223237 is about 1728.9419881001.

The spelling of 5168223237 in words is "five billion, one hundred sixty-eight million, two hundred twenty-three thousand, two hundred thirty-seven".

Divisors: 1 3 1722741079 5168223237