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970256620 = 22548512831
BaseRepresentation
bin111001110101001…
…111000011101100
32111121201010212101
4321311033003230
53441341202440
6240135544444
733021021334
oct7165170354
92447633771
10970256620
11458759183
12230b2b124
13126024c58
1492c080c4
155a2a869a
hex39d4f0ec

970256620 has 12 divisors (see below), whose sum is σ = 2037538944. Its totient is φ = 388102640.

The previous prime is 970256597. The next prime is 970256621. The reversal of 970256620 is 26652079.

It is a self number, because there is not a number n which added to its sum of digits gives 970256620.

It is not an unprimeable number, because it can be changed into a prime (970256621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24256396 + ... + 24256435.

It is an arithmetic number, because the mean of its divisors is an integer number (169794912).

Almost surely, 2970256620 is an apocalyptic number.

It is an amenable number.

970256620 is an abundant number, since it is smaller than the sum of its proper divisors (1067282324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

970256620 is a wasteful number, since it uses less digits than its factorization.

970256620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48512840 (or 48512838 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 970256620 is about 31148.9425181658. The cubic root of 970256620 is about 989.9855862949.

The spelling of 970256620 in words is "nine hundred seventy million, two hundred fifty-six thousand, six hundred twenty".

Divisors: 1 2 4 5 10 20 48512831 97025662 194051324 242564155 485128310 970256620