Search a number
-
+
6980463657492 = 2231352798476333
BaseRepresentation
bin110010110010100010000…
…0011101000001000010100
3220201022210111212221122020
41211211010003220020110
51403331442144014432
622502440345533140
71320215253044343
oct145450403501024
926638714787566
106980463657492
112251441833036
12948a3b1a41b0
133b834101cc50
141a1bdb765b5a
15c18a051d22c
hex659440e8214

6980463657492 has 48 divisors (see below), whose sum is σ = 17543977059840. Its totient is φ = 2147427854208.

The previous prime is 6980463657487. The next prime is 6980463657529. The reversal of 6980463657492 is 2947563640896.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3414643 + ... + 5061690.

It is an arithmetic number, because the mean of its divisors is an integer number (365499522080).

Almost surely, 26980463657492 is an apocalyptic number.

It is an amenable number.

6980463657492 is an abundant number, since it is smaller than the sum of its proper divisors (10563513402348).

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

6980463657492 is a wasteful number, since it uses less digits than its factorization.

6980463657492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8481632 (or 8481630 counting only the distinct ones).

The product of its (nonzero) digits is 470292480, while the sum is 69.

The spelling of 6980463657492 in words is "six trillion, nine hundred eighty billion, four hundred sixty-three million, six hundred fifty-seven thousand, four hundred ninety-two".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 5279 10558 15837 21116 31674 63348 68627 137254 205881 274508 411762 823524 8476333 16952666 25428999 33905332 50857998 101715996 110192329 220384658 330576987 440769316 661153974 1322307948 44746561907 89493123814 134239685721 178986247628 268479371442 536958742884 581705304791 1163410609582 1745115914373 2326821219164 3490231828746 6980463657492