Search a number
-
+
7970906237 = 75113222707
BaseRepresentation
bin1110110110001101…
…00110000001111101
3202120111122222202112
413123012212001331
5112311022444422
63354540103405
7401345404460
oct73306460175
922514588675
107970906237
113420406918
121665534b65
139a04c7788
145588932d7
15319b9eee2
hex1db1a607d

7970906237 has 8 divisors (see below), whose sum is σ = 9111429696. Its totient is φ = 6830838432.

The previous prime is 7970906179. The next prime is 7970906261. The reversal of 7970906237 is 7326090797.

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

It is a cyclic number.

It is not a de Polignac number, because 7970906237 - 214 = 7970889853 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 (7970906287) 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, 75563 + ... + 147144.

It is an arithmetic number, because the mean of its divisors is an integer number (1138928712).

Almost surely, 27970906237 is an apocalyptic number.

It is an amenable number.

7970906237 is a deficient number, since it is larger than the sum of its proper divisors (1140523459).

7970906237 is a wasteful number, since it uses less digits than its factorization.

7970906237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227827.

The product of its (nonzero) digits is 1000188, while the sum is 50.

The square root of 7970906237 is about 89279.9318828145. The cubic root of 7970906237 is about 1997.5725747453.

The spelling of 7970906237 in words is "seven billion, nine hundred seventy million, nine hundred six thousand, two hundred thirty-seven".

Divisors: 1 7 5113 35791 222707 1558949 1138700891 7970906237