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953492137 = 1393778277
BaseRepresentation
bin111000110101010…
…010001010101001
32110110011102022121
4320311102022221
53423043222022
6234340351241
732425356313
oct7065221251
92413142277
10953492137
1144a248834
122273a5521
13122705440
14908c27b3
1558a962c7
hex38d522a9

953492137 has 8 divisors (see below), whose sum is σ = 1027946696. Its totient is φ = 879196032.

The previous prime is 953492129. The next prime is 953492147. The reversal of 953492137 is 731294359.

It can be written as a sum of positive squares in 4 ways, for example, as 154355776 + 799136361 = 12424^2 + 28269^2 .

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

It is not a de Polignac number, because 953492137 - 23 = 953492129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 953492093 and 953492102.

It is not an unprimeable number, because it can be changed into a prime (953492147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26958 + ... + 51319.

It is an arithmetic number, because the mean of its divisors is an integer number (128493337).

Almost surely, 2953492137 is an apocalyptic number.

It is an amenable number.

953492137 is a deficient number, since it is larger than the sum of its proper divisors (74454559).

953492137 is a wasteful number, since it uses less digits than its factorization.

953492137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79227.

The product of its digits is 204120, while the sum is 43.

The square root of 953492137 is about 30878.6679926450. The cubic root of 953492137 is about 984.2506387912.

The spelling of 953492137 in words is "nine hundred fifty-three million, four hundred ninety-two thousand, one hundred thirty-seven".

Divisors: 1 13 937 12181 78277 1017601 73345549 953492137