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470157 = 3156719
BaseRepresentation
bin1110010110010001101
3212212221020
41302302031
5110021112
614024353
73665502
oct1626215
9785836
10470157
112a1266
121a80b9
13135ccc
14c34a9
159448c
hex72c8d

470157 has 4 divisors (see below), whose sum is σ = 626880. Its totient is φ = 313436.

The previous prime is 470153. The next prime is 470161. The reversal of 470157 is 751074.

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 an interprime number because it is at equal distance from previous prime (470153) and next prime (470161).

It is a cyclic number.

It is not a de Polignac number, because 470157 - 22 = 470153 is a prime.

It is a D-number.

470157 is a lucky number.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (470153) 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, 78357 + ... + 78362.

It is an arithmetic number, because the mean of its divisors is an integer number (156720).

2470157 is an apocalyptic number.

It is an amenable number.

470157 is a deficient number, since it is larger than the sum of its proper divisors (156723).

470157 is a wasteful number, since it uses less digits than its factorization.

470157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156722.

The product of its (nonzero) digits is 980, while the sum is 24.

The square root of 470157 is about 685.6799544977. The cubic root of 470157 is about 77.7584572570.

The spelling of 470157 in words is "four hundred seventy thousand, one hundred fifty-seven".

Divisors: 1 3 156719 470157