Search a number
-
+
30237119798 = 237541775431
BaseRepresentation
bin11100001010010001…
…011101010100110110
32220001021110211120212
4130022101131110312
5443411200313143
621520222225422
72120206164134
oct341221352466
986037424525
1030237119798
111190707a706
125a3a425272
132b0b547c82
14166bb30754
15bbe866918
hex70a45d536

30237119798 has 16 divisors (see below), whose sum is σ = 46590725664. Its totient is φ = 14707039680.

The previous prime is 30237119797. The next prime is 30237119813. The reversal of 30237119798 is 89791173203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30237119797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 363143 + ... + 438573.

It is an arithmetic number, because the mean of its divisors is an integer number (2911920354).

Almost surely, 230237119798 is an apocalyptic number.

30237119798 is a deficient number, since it is larger than the sum of its proper divisors (16353605866).

30237119798 is a wasteful number, since it uses less digits than its factorization.

30237119798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80887.

The product of its (nonzero) digits is 571536, while the sum is 50.

The spelling of 30237119798 in words is "thirty billion, two hundred thirty-seven million, one hundred nineteen thousand, seven hundred ninety-eight".

Divisors: 1 2 37 74 5417 10834 75431 150862 200429 400858 2790947 5581894 408609727 817219454 15118559899 30237119798