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10830898420 = 2253179397557
BaseRepresentation
bin10100001011001001…
…00110010011110100
31000221211020122110221
422011210212103310
5134140202222140
64550423424124
7532254055216
oct120544462364
930854218427
1010830898420
11465883a321
1221232b5044
131037b9b244
1474a6525b6
15435cda14a
hex2859264f4

10830898420 has 96 divisors (see below), whose sum is σ = 23878471680. Its totient is φ = 4121694720.

The previous prime is 10830898417. The next prime is 10830898423. The reversal of 10830898420 is 2489803801.

It is an interprime number because it is at equal distance from previous prime (10830898417) and next prime (10830898423).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10830898423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19444782 + ... + 19445338.

It is an arithmetic number, because the mean of its divisors is an integer number (248734080).

Almost surely, 210830898420 is an apocalyptic number.

10830898420 is a gapful number since it is divisible by the number (10) 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 10830898420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11939235840).

10830898420 is an abundant number, since it is smaller than the sum of its proper divisors (13047573260).

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

10830898420 is a wasteful number, since it uses less digits than its factorization.

10830898420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1073 (or 1071 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 43.

The spelling of 10830898420 in words is "ten billion, eight hundred thirty million, eight hundred ninety-eight thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 31 62 79 124 155 158 310 316 395 397 557 620 790 794 1114 1580 1588 1985 2228 2449 2785 3970 4898 5570 7940 9796 11140 12245 12307 17267 24490 24614 31363 34534 44003 48980 49228 61535 62726 69068 86335 88006 123070 125452 156815 172670 176012 220015 221129 246140 313630 345340 440030 442258 627260 880060 884516 972253 1105645 1364093 1944506 2211290 2728186 3889012 4422580 4861265 5456372 6820465 6854999 9722530 13640930 13709998 17469191 19445060 27281860 27419996 34274995 34938382 68549990 69876764 87345955 137099980 174691910 349383820 541544921 1083089842 2166179684 2707724605 5415449210 10830898420