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202231344030 = 23552312889187
BaseRepresentation
bin1011110001010111101…
…1010110101110011110
3201022222211221201001220
42330111323112232132
511303132211002110
6232523115314210
720416324030122
oct2742573265636
9638884851056
10202231344030
1178847359a81
123323aa4b966
13160bb6a64a1
149b0659b582
1553d92d3370
hex2f15ed6b9e

202231344030 has 32 divisors (see below), whose sum is σ = 486283284864. Its totient is φ = 53825240736.

The previous prime is 202231344017. The next prime is 202231344043. The reversal of 202231344030 is 30443132202.

It is an interprime number because it is at equal distance from previous prime (202231344017) and next prime (202231344043).

It is a congruent number.

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, 6428904 + ... + 6460283.

It is an arithmetic number, because the mean of its divisors is an integer number (15196352652).

Almost surely, 2202231344030 is an apocalyptic number.

202231344030 is an abundant number, since it is smaller than the sum of its proper divisors (284051940834).

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

202231344030 is a wasteful number, since it uses less digits than its factorization.

202231344030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12889720.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 202231344030 its reverse (30443132202), we get a palindrome (232674476232).

The spelling of 202231344030 in words is "two hundred two billion, two hundred thirty-one million, three hundred forty-four thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 523 1046 1569 2615 3138 5230 7845 15690 12889187 25778374 38667561 64445935 77335122 128891870 193337805 386675610 6741044801 13482089602 20223134403 33705224005 40446268806 67410448010 101115672015 202231344030