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10001203230 = 2353767891511
BaseRepresentation
bin10010101000001111…
…00100000000011110
3221211000000202122110
421110013210000132
5130440302000410
64332224254450
7502560552624
oct112407440036
927730022573
1010001203230
114272467017
121b31471426
13c3501c045
146ac397514
153d8049720
hex2541e401e

10001203230 has 128 divisors (see below), whose sum is σ = 25317411840. Its totient is φ = 2525783040.

The previous prime is 10001203189. The next prime is 10001203231. The reversal of 10001203230 is 3230210001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10001203231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6618175 + ... + 6619685.

It is an arithmetic number, because the mean of its divisors is an integer number (197792280).

Almost surely, 210001203230 is an apocalyptic number.

10001203230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10001203230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12658705920).

10001203230 is an abundant number, since it is smaller than the sum of its proper divisors (15316208610).

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

10001203230 is a wasteful number, since it uses less digits than its factorization.

10001203230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1714.

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

Adding to 10001203230 its reverse (3230210001), we get a palindrome (13231413231).

The spelling of 10001203230 in words is "ten billion, one million, two hundred three thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 37 67 74 89 111 134 178 185 201 222 267 335 370 402 445 534 555 670 890 1005 1110 1335 1511 2010 2479 2670 3022 3293 4533 4958 5963 6586 7437 7555 9066 9879 11926 12395 14874 15110 16465 17889 19758 22665 24790 29815 32930 35778 37185 45330 49395 55907 59630 74370 89445 98790 101237 111814 134479 167721 178890 202474 220631 268958 279535 303711 335442 403437 441262 506185 559070 607422 661893 672395 806874 838605 1012370 1103155 1323786 1344790 1518555 1677210 2017185 2206310 3037110 3309465 3745769 4034370 4975723 6618930 7491538 9010093 9951446 11237307 14927169 18020186 18728845 22474614 24878615 27030279 29854338 37457690 45050465 49757230 54060558 56186535 74635845 90100930 112373070 135151395 149271690 270302790 333373441 666746882 1000120323 1666867205 2000240646 3333734410 5000601615 10001203230