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58190052949 = 727316267837
BaseRepresentation
bin110110001100011001…
…011011111001010101
312120012100211222011021
4312030121123321111
51423133123143244
642422050441141
74130001201100
oct661431337125
9176170758137
1058190052949
112275084a056
12b33b8931b1
1356447966c2
142b6034b737
1517a88d2284
hexd8c65be55

58190052949 has 12 divisors (see below), whose sum is σ = 68617740684. Its totient is φ = 49193936064.

The previous prime is 58190052937. The next prime is 58190052953. The reversal of 58190052949 is 94925009185.

It can be written as a sum of positive squares in 2 ways, for example, as 38413256049 + 19776796900 = 195993^2 + 140630^2 .

It is not a de Polignac number, because 58190052949 - 215 = 58190020181 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 58190052896 and 58190052905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58190052989) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8130342 + ... + 8137495.

It is an arithmetic number, because the mean of its divisors is an integer number (5718145057).

Almost surely, 258190052949 is an apocalyptic number.

It is an amenable number.

58190052949 is a deficient number, since it is larger than the sum of its proper divisors (10427687735).

58190052949 is a wasteful number, since it uses less digits than its factorization.

58190052949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16267924 (or 16267917 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 52.

The spelling of 58190052949 in words is "fifty-eight billion, one hundred ninety million, fifty-two thousand, nine hundred forty-nine".

Divisors: 1 7 49 73 511 3577 16267837 113874859 797124013 1187552101 8312864707 58190052949