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30231757701 = 324880968821
BaseRepresentation
bin11100001001111101…
…000000001110000101
32220000220101102011200
4130021331000032011
5443403312221301
621515511253113
72120112462165
oct341175001605
986026342150
1030231757701
1111904048022
125a3867a199
132b0a3bb432
14166b1365a5
15bbe157c86
hex709f40385

30231757701 has 12 divisors (see below), whose sum is σ = 43669623660. Its totient is φ = 20153799360.

The previous prime is 30231757693. The next prime is 30231757709. The reversal of 30231757701 is 10775713203.

It is an interprime number because it is at equal distance from previous prime (30231757693) and next prime (30231757709).

It can be written as a sum of positive squares in 2 ways, for example, as 2962189476 + 27269568225 = 54426^2 + 165135^2 .

It is not a de Polignac number, because 30231757701 - 23 = 30231757693 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30231757709) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 404871 + ... + 473691.

It is an arithmetic number, because the mean of its divisors is an integer number (3639135305).

Almost surely, 230231757701 is an apocalyptic number.

It is an amenable number.

30231757701 is a deficient number, since it is larger than the sum of its proper divisors (13437865959).

30231757701 is a wasteful number, since it uses less digits than its factorization.

30231757701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117636 (or 117633 counting only the distinct ones).

The product of its (nonzero) digits is 30870, while the sum is 36.

The spelling of 30231757701 in words is "thirty billion, two hundred thirty-one million, seven hundred fifty-seven thousand, seven hundred one".

Divisors: 1 3 9 48809 68821 146427 206463 439281 619389 3359084189 10077252567 30231757701