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10155141977 is a prime number
BaseRepresentation
bin10010111010100101…
…10010101101011001
3222012201200122220112
421131102302231121
5131244204020402
64355403534105
7506440165631
oct113522625531
928181618815
1010155141977
114341349522
121b74b2a335
13c5ab99966
146c49c96c1
153e6805e52
hex25d4b2b59

10155141977 has 2 divisors, whose sum is σ = 10155141978. Its totient is φ = 10155141976.

The previous prime is 10155141943. The next prime is 10155142001. The reversal of 10155141977 is 77914155101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9726693376 + 428448601 = 98624^2 + 20699^2 .

It is a cyclic number.

It is not a de Polignac number, because 10155141977 - 28 = 10155141721 is a prime.

It is not a weakly prime, because it can be changed into another prime (10155141937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5077570988 + 5077570989.

It is an arithmetic number, because the mean of its divisors is an integer number (5077570989).

Almost surely, 210155141977 is an apocalyptic number.

It is an amenable number.

10155141977 is a deficient number, since it is larger than the sum of its proper divisors (1).

10155141977 is an equidigital number, since it uses as much as digits as its factorization.

10155141977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 44100, while the sum is 41.

The spelling of 10155141977 in words is "ten billion, one hundred fifty-five million, one hundred forty-one thousand, nine hundred seventy-seven".