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872050255 = 51319132229
BaseRepresentation
bin110011111110100…
…110111001001111
32020202220202001121
4303332212321033
53241221102010
6222311021411
730416206366
oct6376467117
92222822047
10872050255
1140828229a
1220406a867
1310b88b98b
1483b627dd
155185a3da
hex33fa6e4f

872050255 has 8 divisors (see below), whose sum is σ = 1047261600. Its totient is φ = 697106016.

The previous prime is 872050253. The next prime is 872050297. The reversal of 872050255 is 552050278.

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

It is a cyclic number.

It is not a de Polignac number, because 872050255 - 21 = 872050253 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 872050255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (872050253) 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, 59520 + ... + 72709.

It is an arithmetic number, because the mean of its divisors is an integer number (130907700).

Almost surely, 2872050255 is an apocalyptic number.

872050255 is a deficient number, since it is larger than the sum of its proper divisors (175211345).

872050255 is a wasteful number, since it uses less digits than its factorization.

872050255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133553.

The product of its (nonzero) digits is 28000, while the sum is 34.

The square root of 872050255 is about 29530.4970327287. The cubic root of 872050255 is about 955.3895891348.

The spelling of 872050255 in words is "eight hundred seventy-two million, fifty thousand, two hundred fifty-five".

Divisors: 1 5 1319 6595 132229 661145 174410051 872050255