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101032431080 = 23573111639681
BaseRepresentation
bin101111000011000000…
…0001000110111101000
3100122210010100021102212
41132012000020313220
53123403300243310
6114225203344252
710204451331440
oct1360600106750
9318703307385
10101032431080
113993619a929
12176b7682088
1396b16932c9
144c66211120
152964bc5205
hex1786008de8

101032431080 has 64 divisors (see below), whose sum is σ = 268178273280. Its totient is φ = 33522278400.

The previous prime is 101032431061. The next prime is 101032431121. The reversal of 101032431080 is 80134230101.

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, 5811161 + ... + 5828520.

It is an arithmetic number, because the mean of its divisors is an integer number (4190285520).

Almost surely, 2101032431080 is an apocalyptic number.

101032431080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101032431080 is an abundant number, since it is smaller than the sum of its proper divisors (167145842200).

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

101032431080 is a wasteful number, since it uses less digits than its factorization.

101032431080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11639730 (or 11639726 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 101032431080 its reverse (80134230101), we get a palindrome (181166661181).

The spelling of 101032431080 in words is "one hundred one billion, thirty-two million, four hundred thirty-one thousand, eighty".

Divisors: 1 2 4 5 7 8 10 14 20 28 31 35 40 56 62 70 124 140 155 217 248 280 310 434 620 868 1085 1240 1736 2170 4340 8680 11639681 23279362 46558724 58198405 81477767 93117448 116396810 162955534 232793620 325911068 360830111 407388835 465587240 651822136 721660222 814777670 1443320444 1629555340 1804150555 2525810777 2886640888 3259110680 3608301110 5051621554 7216602220 10103243108 12629053885 14433204440 20206486216 25258107770 50516215540 101032431080