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202402232030 = 2579256205357
BaseRepresentation
bin1011110010000000011…
…1001111011011011110
3201100102202111201100002
42330200013033123132
511304004432411110
6232552102134302
720423500404635
oct2744007173336
9640382451302
10202402232030
1178924868729
1233288121392
1316117c09a4b
149b2116251c
1553e92dbaa5
hex2f201cf6de

202402232030 has 16 divisors (see below), whose sum is σ = 368935715520. Its totient is φ = 79936071072.

The previous prime is 202402232009. The next prime is 202402232059. The reversal of 202402232030 is 30232204202.

It is a junction number, because it is equal to n+sod(n) for n = 202402231993 and 202402232011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128101889 + ... + 128103468.

It is an arithmetic number, because the mean of its divisors is an integer number (23058482220).

Almost surely, 2202402232030 is an apocalyptic number.

202402232030 is a deficient number, since it is larger than the sum of its proper divisors (166533483490).

202402232030 is a wasteful number, since it uses less digits than its factorization.

202402232030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256205443.

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 202402232030 its reverse (30232204202), we get a palindrome (232634436232).

The spelling of 202402232030 in words is "two hundred two billion, four hundred two million, two hundred thirty-two thousand, thirty".

Divisors: 1 2 5 10 79 158 395 790 256205357 512410714 1281026785 2562053570 20240223203 40480446406 101201116015 202402232030