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48611208961 = 7279131257373
BaseRepresentation
bin101101010001011101…
…000010111100000001
311122110210120021110201
4231101131002330001
51244023432141321
634155350525201
73340426313200
oct552135027401
9148423507421
1048611208961
111968583a867
129507966801
134779117193
1424d20d9237
1513e79b6291
hexb51742f01

48611208961 has 48 divisors (see below), whose sum is σ = 58080464640. Its totient is φ = 40557404160.

The previous prime is 48611208953. The next prime is 48611208967. The reversal of 48611208961 is 16980211684.

It is not a de Polignac number, because 48611208961 - 23 = 48611208953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48611208967) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 130324771 + ... + 130325143.

It is an arithmetic number, because the mean of its divisors is an integer number (1210009680).

Almost surely, 248611208961 is an apocalyptic number.

It is an amenable number.

48611208961 is a deficient number, since it is larger than the sum of its proper divisors (9469255679).

48611208961 is a wasteful number, since it uses less digits than its factorization.

48611208961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 854 (or 847 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 46.

The spelling of 48611208961 in words is "forty-eight billion, six hundred eleven million, two hundred eight thousand, nine hundred sixty-one".

Divisors: 1 7 49 79 131 257 373 553 917 1799 2611 3871 6419 10349 12593 18277 20303 29467 33667 48863 72443 95861 142121 206269 235669 342041 507101 671027 994847 1443883 1649683 2394287 2659693 3860177 4697189 7573019 12557791 18617851 27021239 53011133 87904537 130324957 189148673 371077931 615331759 992065489 6944458423 48611208961