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1042312230 = 232515176697
BaseRepresentation
bin111110001000000…
…110110000100110
32200122021221120200
4332020012300212
54113312442410
6251232211330
734554336111
oct7610066046
92618257520
101042312230
114953a3673
12251099b46
13137c332cb
149c603578
156178d3c0
hex3e206c26

1042312230 has 48 divisors (see below), whose sum is σ = 2727994464. Its totient is φ = 276105600.

The previous prime is 1042312213. The next prime is 1042312247. The reversal of 1042312230 is 322132401.

1042312230 is a `hidden beast` number, since 1 + 0 + 423 + 12 + 230 = 666.

It is an interprime number because it is at equal distance from previous prime (1042312213) and next prime (1042312247).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 24759 + ... + 51938.

It is an arithmetic number, because the mean of its divisors is an integer number (56833218).

Almost surely, 21042312230 is an apocalyptic number.

1042312230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1042312230 is an abundant number, since it is smaller than the sum of its proper divisors (1685682234).

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

1042312230 is a wasteful number, since it uses less digits than its factorization.

1042312230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76861 (or 76858 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1042312230 is about 32284.8606935201. The cubic root of 1042312230 is about 1013.9096998354.

Adding to 1042312230 its reverse (322132401), we get a palindrome (1364444631).

The spelling of 1042312230 in words is "one billion, forty-two million, three hundred twelve thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 151 302 453 755 906 1359 1510 2265 2718 4530 6795 13590 76697 153394 230091 383485 460182 690273 766970 1150455 1380546 2300910 3451365 6902730 11581247 23162494 34743741 57906235 69487482 104231223 115812470 173718705 208462446 347437410 521156115 1042312230