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10303010220 = 2235712418547
BaseRepresentation
bin10011001100001101…
…10111010110101100
3222121000221011000010
421212012313112230
5132100032311340
64422205133220
7513214066446
oct114606672654
928530834003
1010303010220
114407865088
121bb655a210
13c82700469
146da4bb496
154047b3b80
hex2661b75ac

10303010220 has 48 divisors (see below), whose sum is σ = 29254756608. Its totient is φ = 2708771520.

The previous prime is 10303010213. The next prime is 10303010231. The reversal of 10303010220 is 2201030301.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 10303010196 and 10303010205.

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, 1205014 + ... + 1213533.

It is an arithmetic number, because the mean of its divisors is an integer number (609474096).

Almost surely, 210303010220 is an apocalyptic number.

10303010220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10303010220 is an abundant number, since it is smaller than the sum of its proper divisors (18951746388).

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

10303010220 is a wasteful number, since it uses less digits than its factorization.

10303010220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2418630 (or 2418628 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 10303010220 its reverse (2201030301), we get a palindrome (12504040521).

The spelling of 10303010220 in words is "ten billion, three hundred three million, ten thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 71 142 213 284 355 426 710 852 1065 1420 2130 4260 2418547 4837094 7255641 9674188 12092735 14511282 24185470 29022564 36278205 48370940 72556410 145112820 171716837 343433674 515150511 686867348 858584185 1030301022 1717168370 2060602044 2575752555 3434336740 5151505110 10303010220