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10023040000 = 2105415661
BaseRepresentation
bin10010101010110101…
…10111010000000000
3221212112010012001201
421111122313100000
5131011344240000
64334324310544
7503244301651
oct112532672000
927775105051
1010023040000
114283821336
121b38842454
13c396c64cc
146b123d528
153d9e0e96a
hex2556b7400

10023040000 has 110 divisors (see below), whose sum is σ = 25038949034. Its totient is φ = 4008960000.

The previous prime is 10023039977. The next prime is 10023040057. The reversal of 10023040000 is 4032001.

It can be written as a sum of positive squares in 5 ways, for example, as 1063281664 + 8959758336 = 32608^2 + 94656^2 .

It is a super-2 number, since 2×100230400002 (a number of 21 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 632170 + ... + 647830.

Almost surely, 210023040000 is an apocalyptic number.

10023040000 is a gapful number since it is divisible by the number (10) 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 10023040000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12519474517).

10023040000 is an abundant number, since it is smaller than the sum of its proper divisors (15015909034).

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

10023040000 is an frugal number, since it uses more digits than its factorization.

10023040000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15701 (or 15668 counting only the distinct ones).

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

Adding to 10023040000 its reverse (4032001), we get a palindrome (10027072001).

It can be divided in two parts, 100 and 23040000, that multiplied together give a square (2304000000 = 480002).

The spelling of 10023040000 in words is "ten billion, twenty-three million, forty thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 125 128 160 200 250 256 320 400 500 512 625 640 800 1000 1024 1250 1280 1600 2000 2500 2560 3200 4000 5000 5120 6400 8000 10000 12800 15661 16000 20000 25600 31322 32000 40000 62644 64000 78305 80000 125288 128000 156610 160000 250576 313220 320000 391525 501152 626440 640000 783050 1002304 1252880 1566100 1957625 2004608 2505760 3132200 3915250 4009216 5011520 6264400 7830500 8018432 9788125 10023040 12528800 15661000 16036864 19576250 20046080 25057600 31322000 39152500 40092160 50115200 62644000 78305000 80184320 100230400 125288000 156610000 200460800 250576000 313220000 400921600 501152000 626440000 1002304000 1252880000 2004608000 2505760000 5011520000 10023040000