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23020413024 = 253798334849
BaseRepresentation
bin10101011100000111…
…111010000001100000
32012102022222010222210
4111130013322001200
5334121211204044
614324143202120
71443316165530
oct253407720140
965368863883
1023020413024
119843472034
1245655a6340
13222b38858b
1411854c34c0
158eaee31b9
hex55c1fa060

23020413024 has 96 divisors (see below), whose sum is σ = 69133478400. Its totient is φ = 6570381312.

The previous prime is 23020413001. The next prime is 23020413061. The reversal of 23020413024 is 42031402032.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

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, 643152 + ... + 678000.

It is an arithmetic number, because the mean of its divisors is an integer number (720140400).

Almost surely, 223020413024 is an apocalyptic number.

23020413024 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23020413024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34566739200).

23020413024 is an abundant number, since it is smaller than the sum of its proper divisors (46113065376).

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

23020413024 is a wasteful number, since it uses less digits than its factorization.

23020413024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35852 (or 35844 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 23020413024 its reverse (42031402032), we get a palindrome (65051815056).

The spelling of 23020413024 in words is "twenty-three billion, twenty million, four hundred thirteen thousand, twenty-four".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 84 96 112 168 224 336 672 983 1966 2949 3932 5898 6881 7864 11796 13762 15728 20643 23592 27524 31456 34849 41286 47184 55048 69698 82572 94368 104547 110096 139396 165144 209094 220192 243943 278792 330288 418188 487886 557584 660576 731829 836376 975772 1115168 1463658 1672752 1951544 2927316 3345504 3903088 5854632 7806176 11709264 23418528 34256567 68513134 102769701 137026268 205539402 239795969 274052536 411078804 479591938 548105072 719387907 822157608 959183876 1096210144 1438775814 1644315216 1918367752 2877551628 3288630432 3836735504 5755103256 7673471008 11510206512 23020413024