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1021030230 = 2351110313001
BaseRepresentation
bin111100110110111…
…010111101010110
32122011020201011110
4330312322331112
54042340431410
6245152115450
734205420343
oct7466727526
92564221143
101021030230
11484388140
12245b35b86
131336c14cc
14998637ca
155e987720
hex3cdbaf56

1021030230 has 64 divisors (see below), whose sum is σ = 2676727296. Its totient is φ = 247200000.

The previous prime is 1021030211. The next prime is 1021030247. The reversal of 1021030230 is 320301201.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 338730 + ... + 341730.

It is an arithmetic number, because the mean of its divisors is an integer number (41823864).

Almost surely, 21021030230 is an apocalyptic number.

1021030230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1021030230 is an abundant number, since it is smaller than the sum of its proper divisors (1655697066).

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

1021030230 is a wasteful number, since it uses less digits than its factorization.

1021030230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4053.

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

The square root of 1021030230 is about 31953.5636510233. The cubic root of 1021030230 is about 1006.9615017034.

Adding to 1021030230 its reverse (320301201), we get a palindrome (1341331431).

The spelling of 1021030230 in words is "one billion, twenty-one million, thirty thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 11 15 22 30 33 55 66 110 165 330 1031 2062 3001 3093 5155 6002 6186 9003 10310 11341 15005 15465 18006 22682 30010 30930 33011 34023 45015 56705 66022 68046 90030 99033 113410 165055 170115 198066 330110 340230 495165 990330 3094031 6188062 9282093 15470155 18564186 30940310 34034341 46410465 68068682 92820930 102103023 170171705 204206046 340343410 510515115 1021030230