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98761315961 = 7114919260747
BaseRepresentation
bin101101111111010100…
…0100001011001111001
3100102220211211200012002
41123332220201121321
53104230344102321
6113211553430345
710064253222530
oct1337650413171
9312824750162
1098761315961
1138980208490
1217182b6b3b5
13940bcc26c9
144acc741317
15288060c20b
hex16fea21679

98761315961 has 16 divisors (see below), whose sum is σ = 123156495360. Its totient is φ = 76940929680.

The previous prime is 98761315937. The next prime is 98761316033. The reversal of 98761315961 is 16951316789.

It is a cyclic number.

It is not a de Polignac number, because 98761315961 - 234 = 81581446777 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 98761315897 and 98761315906.

It is not an unprimeable number, because it can be changed into a prime (98761318961) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 248390 + ... + 509136.

It is an arithmetic number, because the mean of its divisors is an integer number (7697280960).

Almost surely, 298761315961 is an apocalyptic number.

It is an amenable number.

98761315961 is a deficient number, since it is larger than the sum of its proper divisors (24395179399).

98761315961 is a wasteful number, since it uses less digits than its factorization.

98761315961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265684.

The product of its digits is 2449440, while the sum is 56.

The spelling of 98761315961 in words is "ninety-eight billion, seven hundred sixty-one million, three hundred fifteen thousand, nine hundred sixty-one".

Divisors: 1 7 11 77 4919 34433 54109 260747 378763 1825229 2868217 20077519 1282614493 8978301451 14108759423 98761315961