Search a number
-
+
2030020023220 = 2257232141294461
BaseRepresentation
bin11101100010100110100…
…111110101001110110100
321012001211120211001000221
4131202212213311032310
5231224440111220340
64152324530144124
7266443534330450
oct35424647651664
97161746731027
102030020023220
11712a21420632
12289521722044
13119578b1a317
147037982b660
1537c1375e44a
hex1d8a69f53b4

2030020023220 has 96 divisors (see below), whose sum is σ = 5086268038656. Its totient is φ = 665432486400.

The previous prime is 2030020023209. The next prime is 2030020023233. The reversal of 2030020023220 is 223200200302.

It is a junction number, because it is equal to n+sod(n) for n = 2030020023194 and 2030020023203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6746790 + ... + 7041250.

It is an arithmetic number, because the mean of its divisors is an integer number (52981958736).

Almost surely, 22030020023220 is an apocalyptic number.

2030020023220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2030020023220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2543134019328).

2030020023220 is an abundant number, since it is smaller than the sum of its proper divisors (3056248015436).

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

2030020023220 is a wasteful number, since it uses less digits than its factorization.

2030020023220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296641 (or 296639 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

Adding to 2030020023220 its reverse (223200200302), we get a palindrome (2253220223522).

The spelling of 2030020023220 in words is "two trillion, thirty billion, twenty million, twenty-three thousand, two hundred twenty".

Divisors: 1 2 4 5 7 10 14 20 23 28 35 46 70 92 115 140 161 230 322 460 644 805 1610 2141 3220 4282 8564 10705 14987 21410 29974 42820 49243 59948 74935 98486 149870 196972 246215 294461 299740 344701 492430 588922 689402 984860 1177844 1378804 1472305 1723505 2061227 2944610 3447010 4122454 5889220 6772603 6894020 8244908 10306135 13545206 20612270 27090412 33863015 41224540 47408221 67726030 94816442 135452060 189632884 237041105 474082210 630441001 948164420 1260882002 2521764004 3152205005 4413087007 6304410010 8826174014 12608820020 14500143023 17652348028 22065435035 29000286046 44130870070 58000572092 72500715115 88261740140 101501001161 145001430230 203002002322 290002860460 406004004644 507505005805 1015010011610 2030020023220