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8553084157 = 23935786963
BaseRepresentation
bin1111111011100110…
…11011010011111101
3211002002010200201201
413331303123103331
5120004042143112
63532414135501
7421645005262
oct77563332375
924062120651
108553084157
113699aa17a2
1217a84b1591
13a63cc3357
145b1d1b269
15350d4c257
hex1fdcdb4fd

8553084157 has 4 divisors (see below), whose sum is σ = 8588871360. Its totient is φ = 8517296956.

The previous prime is 8553084143. The next prime is 8553084161. The reversal of 8553084157 is 7514803558.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-8553084157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8553084107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17893243 + ... + 17893720.

It is an arithmetic number, because the mean of its divisors is an integer number (2147217840).

Almost surely, 28553084157 is an apocalyptic number.

It is an amenable number.

8553084157 is a deficient number, since it is larger than the sum of its proper divisors (35787203).

8553084157 is a wasteful number, since it uses less digits than its factorization.

8553084157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35787202.

The product of its (nonzero) digits is 672000, while the sum is 46.

The square root of 8553084157 is about 92482.8857519055. The cubic root of 8553084157 is about 2045.0671926719.

The spelling of 8553084157 in words is "eight billion, five hundred fifty-three million, eighty-four thousand, one hundred fifty-seven".

Divisors: 1 239 35786963 8553084157