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7152077157 = 317140236807
BaseRepresentation
bin1101010100100110…
…00000100101100101
3200110102220011102120
412222103000211211
5104121412432112
63141405500153
7342143436621
oct65223004545
920412804376
107152077157
113040185475
121477271659
1389c981424
144bbc26181
152bcd58e8c
hex1aa4c0965

7152077157 has 8 divisors (see below), whose sum is σ = 10097050176. Its totient is φ = 4487577792.

The previous prime is 7152077143. The next prime is 7152077167. The reversal of 7152077157 is 7517702517.

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

It is not a de Polignac number, because 7152077157 - 27 = 7152077029 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7152077167) 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, 70118353 + ... + 70118454.

It is an arithmetic number, because the mean of its divisors is an integer number (1262131272).

Almost surely, 27152077157 is an apocalyptic number.

It is an amenable number.

7152077157 is a deficient number, since it is larger than the sum of its proper divisors (2944973019).

7152077157 is a wasteful number, since it uses less digits than its factorization.

7152077157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140236827.

The product of its (nonzero) digits is 120050, while the sum is 42.

The square root of 7152077157 is about 84569.9542213427. The cubic root of 7152077157 is about 1926.6850625265.

The spelling of 7152077157 in words is "seven billion, one hundred fifty-two million, seventy-seven thousand, one hundred fifty-seven".

Divisors: 1 3 17 51 140236807 420710421 2384025719 7152077157