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1230230202 = 231942125633
BaseRepresentation
bin100100101010011…
…1101001010111010
310011201220011120120
41021110331022322
510004414331302
6322024034110
742325532655
oct11124751272
93151804516
101230230202
11581484183
122a4002936
13167b4a186
14b955c89c
157300c9bc
hex4953d2ba

1230230202 has 32 divisors (see below), whose sum is σ = 2596211520. Its totient is φ = 387555840.

The previous prime is 1230230201. The next prime is 1230230219. The reversal of 1230230202 is 2020320321.

It is not an unprimeable number, because it can be changed into a prime (1230230201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35178 + ... + 60810.

It is an arithmetic number, because the mean of its divisors is an integer number (81131610).

Almost surely, 21230230202 is an apocalyptic number.

1230230202 is an abundant number, since it is smaller than the sum of its proper divisors (1365981318).

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

1230230202 is a wasteful number, since it uses less digits than its factorization.

1230230202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26078.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 1230230202 is about 35074.6375890044. The cubic root of 1230230202 is about 1071.5081077768.

Adding to 1230230202 its reverse (2020320321), we get a palindrome (3250550523).

The spelling of 1230230202 in words is "one billion, two hundred thirty million, two hundred thirty thousand, two hundred two".

Divisors: 1 2 3 6 19 38 57 114 421 842 1263 2526 7999 15998 23997 25633 47994 51266 76899 153798 487027 974054 1461081 2922162 10791493 21582986 32374479 64748958 205038367 410076734 615115101 1230230202