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1000000230020 = 225116242372817
BaseRepresentation
bin11101000110101001010…
…10001001001010000100
310112121011201212010000022
432203110222021022010
5112341000024330040
62043221015234312
7132150636464441
oct16432452111204
93477151763008
101000000230020
113561090727a0
12141982078998
13733b834944c
14365864a69c8
151b02b7ae6b5
hexe8d4a89284

1000000230020 has 48 divisors (see below), whose sum is σ = 2290977779328. Its totient is φ = 363625628160.

The previous prime is 1000000229971. The next prime is 1000000230043. The reversal of 1000000230020 is 200320000001.

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, 13696652 + ... + 13769468.

It is an arithmetic number, because the mean of its divisors is an integer number (47728703736).

Almost surely, 21000000230020 is an apocalyptic number.

1000000230020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1000000230020 is an abundant number, since it is smaller than the sum of its proper divisors (1290977549308).

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

1000000230020 is a wasteful number, since it uses less digits than its factorization.

1000000230020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135260 (or 135258 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 8.

Adding to 1000000230020 its reverse (200320000001), we get a palindrome (1200320230021).

The spelling of 1000000230020 in words is "one trillion, two hundred thirty thousand, twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 62423 72817 124846 145634 249692 291268 312115 364085 624230 686653 728170 800987 1248460 1373306 1456340 1601974 2746612 3203948 3433265 4004935 6866530 8009870 13733060 16019740 4545455591 9090911182 18181822364 22727277955 45454555910 50000011501 90909111820 100000023002 200000046004 250000057505 500000115010 1000000230020