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20000232010 = 25111964114929
BaseRepresentation
bin10010101000000110…
…110101001001001010
31220121211222001111201
4102220012311021022
5311430024411020
613104334214414
71305424111213
oct225006651112
956554861451
1020000232010
118533678370
123a6205440a
131b69759415
14d7a34640a
157c0cb4a0a
hex4a81b524a

20000232010 has 64 divisors (see below), whose sum is σ = 41407459200. Its totient is φ = 6878822400.

The previous prime is 20000231989. The next prime is 20000232019. The reversal of 20000232010 is 1023200002.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (20000232019) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1332226 + ... + 1347154.

It is an arithmetic number, because the mean of its divisors is an integer number (646991550).

Almost surely, 220000232010 is an apocalyptic number.

20000232010 is an abundant number, since it is smaller than the sum of its proper divisors (21407227190).

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

20000232010 is a wasteful number, since it uses less digits than its factorization.

20000232010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15607.

The product of its (nonzero) digits is 24, while the sum is 10.

Adding to 20000232010 its reverse (1023200002), we get a palindrome (21023432012).

The spelling of 20000232010 in words is "twenty billion, two hundred thirty-two thousand, ten".

Divisors: 1 2 5 10 11 19 22 38 55 95 110 190 209 418 641 1045 1282 2090 3205 6410 7051 12179 14102 14929 24358 29858 35255 60895 70510 74645 121790 133969 149290 164219 267938 283651 328438 567302 669845 821095 1339690 1418255 1642190 2836510 3120161 6240322 9569489 15600805 19138978 31201610 47847445 95694890 105264379 181820291 210528758 363640582 526321895 909101455 1052643790 1818202910 2000023201 4000046402 10000116005 20000232010