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253350152245 = 5241210249089
BaseRepresentation
bin1110101111110011011…
…0001000100000110101
3220012221102000020001001
43223330312020200311
513122330114332440
6312215405003301
724206152522321
oct3537466104065
9805842006031
10253350152245
1198499613213
1241126553531
131ab771809b8
14c395724981
1568cbec6b9a
hex3afcd88835

253350152245 has 8 divisors (see below), whose sum is σ = 305281678680. Its totient is φ = 201839124480.

The previous prime is 253350152173. The next prime is 253350152323. The reversal of 253350152245 is 542251053352.

It can be written as a sum of positive squares in 4 ways, for example, as 77324593329 + 176025558916 = 278073^2 + 419554^2 .

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

It is not a de Polignac number, because 253350152245 - 219 = 253349627957 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105123340 + ... + 105125749.

It is an arithmetic number, because the mean of its divisors is an integer number (38160209835).

Almost surely, 2253350152245 is an apocalyptic number.

It is an amenable number.

253350152245 is a deficient number, since it is larger than the sum of its proper divisors (51931526435).

253350152245 is a wasteful number, since it uses less digits than its factorization.

253350152245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210249335.

The product of its (nonzero) digits is 180000, while the sum is 37.

The spelling of 253350152245 in words is "two hundred fifty-three billion, three hundred fifty million, one hundred fifty-two thousand, two hundred forty-five".

Divisors: 1 5 241 1205 210249089 1051245445 50670030449 253350152245