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230131010132 = 221931671457891
BaseRepresentation
bin1101011001010011100…
…0001000101001010100
3211000000020002120222122
43112110320020221110
512232302014311012
6253415402115112
722424601211412
oct3262470105124
9730006076878
10230131010132
1189663a57071
12387264aba98
131891689475a
14b1d1ab02b2
155ebd82ae72
hex3594e08a54

230131010132 has 48 divisors (see below), whose sum is σ = 444132218880. Its totient is φ = 103918399200.

The previous prime is 230131010129. The next prime is 230131010149. The reversal of 230131010132 is 231010131032.

It is a self number, because there is not a number n which added to its sum of digits gives 230131010132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 571094 + ... + 886797.

It is an arithmetic number, because the mean of its divisors is an integer number (9252754560).

Almost surely, 2230131010132 is an apocalyptic number.

It is an amenable number.

230131010132 is a deficient number, since it is larger than the sum of its proper divisors (214001208748).

230131010132 is a wasteful number, since it uses less digits than its factorization.

230131010132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1458012 (or 1458010 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 230131010132 its reverse (231010131032), we get a palindrome (461141141164).

The spelling of 230131010132 in words is "two hundred thirty billion, one hundred thirty-one million, ten thousand, one hundred thirty-two".

Divisors: 1 2 4 19 31 38 62 67 76 124 134 268 589 1178 1273 2077 2356 2546 4154 5092 8308 39463 78926 157852 1457891 2915782 5831564 27699929 45194621 55399858 90389242 97678697 110799716 180778484 195357394 390714788 858697799 1717395598 1855895243 3028039607 3434791196 3711790486 6056079214 7423580972 12112158428 57532752533 115065505066 230131010132