Search a number
-
+
47307296680900 = 2252172404592
BaseRepresentation
bin10101100000110100101101…
…00111010010101111000100
320012111112101211210210220121
422300122112213102233010
522200040320422242100
6244340401100111324
712651560625022504
oct1260322647225704
9205445354723817
1047307296680900
1114089a03750003
125380579b35544
13205209c632a49
14b9798495ba04
1557088849951a
hex2b06969d2bc4

47307296680900 has 81 divisors (see below), whose sum is σ = 109053380442279. Its totient is φ = 17809365615360.

The previous prime is 47307296680867. The next prime is 47307296680907. The reversal of 47307296680900 is 908669270374.

The square root of 47307296680900 is 6878030.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 1106565140356 + 46200731540544 = 1051934^2 + 6797112^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47307296680907) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1169244871 + ... + 1169285329.

Almost surely, 247307296680900 is an apocalyptic number.

47307296680900 is the 6878030-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47307296680900

47307296680900 is an abundant number, since it is smaller than the sum of its proper divisors (61746083761379).

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

47307296680900 is an frugal number, since it uses more digits than its factorization.

47307296680900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80966 (or 40483 counting only the distinct ones).

The product of its (nonzero) digits is 27433728, while the sum is 61.

The spelling of 47307296680900 in words is "forty-seven trillion, three hundred seven billion, two hundred ninety-six million, six hundred eighty thousand, nine hundred".

Divisors: 1 2 4 5 10 17 20 25 34 50 68 85 100 170 289 340 425 578 850 1156 1445 1700 2890 5780 7225 14450 28900 40459 80918 161836 202295 404590 687803 809180 1011475 1375606 2022950 2751212 3439015 4045900 6878030 11692651 13756060 17195075 23385302 34390150 46770604 58463255 68780300 116926510 233853020 292316275 584632550 1169265100 1636930681 3273861362 6547722724 8184653405 16369306810 27827821577 32738613620 40923267025 55655643154 81846534050 111311286308 139139107885 163693068100 278278215770 473072966809 556556431540 695695539425 946145933618 1391391078850 1892291867236 2365364834045 2782782157700 4730729668090 9461459336180 11826824170225 23653648340450 47307296680900