Search a number
-
+
30952441875 = 3541722392
BaseRepresentation
bin11100110100111010…
…001100100000010011
32221220010110222000010
4130310322030200103
51001342311120000
622115214130003
72144013262215
oct346472144023
987803428003
1030952441875
1112143934783
125bb9ab0903
132bc37c0484
1416d8b365b5
15c12563d50
hex734e8c813

30952441875 has 90 divisors (see below), whose sum is σ = 55013099548. Its totient is φ = 15471904000.

The previous prime is 30952441873. The next prime is 30952441931. The reversal of 30952441875 is 57814425903.

It is not a de Polignac number, because 30952441875 - 21 = 30952441873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30952441873) by changing a digit.

It is a polite number, since it can be written in 89 ways as a sum of consecutive naturals, for example, 129508006 + ... + 129508244.

Almost surely, 230952441875 is an apocalyptic number.

30952441875 is a deficient number, since it is larger than the sum of its proper divisors (24060657673).

30952441875 is an frugal number, since it uses more digits than its factorization.

30952441875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535 (or 264 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 48.

Multiplying 30952441875 by its sum of digits (48), we get a square (1485717210000 = 12189002).

The spelling of 30952441875 in words is "thirty billion, nine hundred fifty-two million, four hundred forty-one thousand, eight hundred seventy-five".

Divisors: 1 3 5 15 17 25 51 75 85 125 239 255 289 375 425 625 717 867 1195 1275 1445 1875 2125 3585 4063 4335 5975 6375 7225 10625 12189 17925 20315 21675 29875 31875 36125 57121 60945 69071 89625 101575 108375 149375 171363 180625 207213 285605 304725 345355 448125 507875 541875 856815 971057 1036065 1428025 1523625 1726775 2539375 2913171 4284075 4855285 5180325 7140125 7618125 8633875 14565855 16507969 21420375 24276425 25901625 35700625 43169375 49523907 72829275 82539845 107101875 121382125 129508125 247619535 364146375 412699225 606910625 1238097675 1820731875 2063496125 6190488375 10317480625 30952441875