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20231363700 = 22325261368513
BaseRepresentation
bin10010110101111000…
…100001110001110100
31221012221212202120200
4102311320201301310
5312413212114300
613143312200500
71314231516432
oct226570416164
957187782520
1020231363700
118642093a99
123b07539130
131ba55c3832
14d9cd0dd52
157d621d200
hex4b5e21c74

20231363700 has 108 divisors (see below), whose sum is σ = 64453835628. Its totient is φ = 5306572800.

The previous prime is 20231363693. The next prime is 20231363701. The reversal of 20231363700 is 736313202.

20231363700 is a `hidden beast` number, since 2 + 0 + 23 + 1 + 3 + 637 + 0 + 0 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 83832336 + 20147531364 = 9156^2 + 141942^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20231363701) 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 35 ways as a sum of consecutive naturals, for example, 129357 + ... + 239156.

Almost surely, 220231363700 is an apocalyptic number.

20231363700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20231363700 is an abundant number, since it is smaller than the sum of its proper divisors (44222471928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20231363700 is a wasteful number, since it uses less digits than its factorization.

20231363700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368594 (or 368584 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 27.

Adding to 20231363700 its reverse (736313202), we get a palindrome (20967676902).

The spelling of 20231363700 in words is "twenty billion, two hundred thirty-one million, three hundred sixty-three thousand, seven hundred".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 25 30 36 45 50 60 61 75 90 100 122 150 180 183 225 244 300 305 366 450 549 610 732 900 915 1098 1220 1525 1830 2196 2745 3050 3660 4575 5490 6100 9150 10980 13725 18300 27450 54900 368513 737026 1105539 1474052 1842565 2211078 3316617 3685130 4422156 5527695 6633234 7370260 9212825 11055390 13266468 16583085 18425650 22110780 22479293 27638475 33166170 36851300 44958586 55276950 66332340 67437879 82915425 89917172 110553900 112396465 134875758 165830850 202313637 224792930 269751516 331661700 337189395 404627274 449585860 561982325 674378790 809254548 1011568185 1123964650 1348757580 1685946975 2023136370 2247929300 3371893950 4046272740 5057840925 6743787900 10115681850 20231363700