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653381141 = 7231430139
BaseRepresentation
bin100110111100011…
…100111000010101
31200112110012102112
4212330130320111
52314231144031
6144500120405
722122435200
oct4674347025
91615405375
10653381141
113058a8a16
12162996105
13a5498c7a
1462ac0937
153c56462b
hex26f1ce15

653381141 has 12 divisors (see below), whose sum is σ = 784575360. Its totient is φ = 541973880.

The previous prime is 653381089. The next prime is 653381147. The reversal of 653381141 is 141183356.

It is not a de Polignac number, because 653381141 - 218 = 653118997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 653381098 and 653381107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (653381147) 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, 213551 + ... + 216588.

It is an arithmetic number, because the mean of its divisors is an integer number (65381280).

Almost surely, 2653381141 is an apocalyptic number.

It is an amenable number.

653381141 is a deficient number, since it is larger than the sum of its proper divisors (131194219).

653381141 is a wasteful number, since it uses less digits than its factorization.

653381141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430184 (or 430177 counting only the distinct ones).

The product of its digits is 8640, while the sum is 32.

The square root of 653381141 is about 25561.3211904236. The cubic root of 653381141 is about 867.7384964932.

The spelling of 653381141 in words is "six hundred fifty-three million, three hundred eighty-one thousand, one hundred forty-one".

Divisors: 1 7 31 49 217 1519 430139 3010973 13334309 21076811 93340163 653381141