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8970413 = 19472127
BaseRepresentation
bin100010001110…
…000010101101
3121212202002112
4202032002231
54244023123
6520133405
7136150544
oct42160255
917782075
108970413
115077671
123007265
131b2104a
14129715b
15bc2d78
hex88e0ad

8970413 has 4 divisors (see below), whose sum is σ = 9442560. Its totient is φ = 8498268.

The previous prime is 8970389. The next prime is 8970421. The reversal of 8970413 is 3140798.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3140798 = 21570399.

It is a cyclic number.

It is not a de Polignac number, because 8970413 - 218 = 8708269 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8970413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8970433) 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, 236045 + ... + 236082.

It is an arithmetic number, because the mean of its divisors is an integer number (2360640).

Almost surely, 28970413 is an apocalyptic number.

It is an amenable number.

8970413 is a deficient number, since it is larger than the sum of its proper divisors (472147).

8970413 is a wasteful number, since it uses less digits than its factorization.

8970413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472146.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 8970413 is about 2995.0647739239. The cubic root of 8970413 is about 207.7801934025.

The spelling of 8970413 in words is "eight million, nine hundred seventy thousand, four hundred thirteen".

Divisors: 1 19 472127 8970413