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10023202040 = 235172867059
BaseRepresentation
bin10010101010110110…
…11110110011111000
3221212112102102100012
421111123132303320
5131011414431130
64334332001052
7503245545245
oct112533366370
927775372305
1010023202040
114283922055
121b38900188
13c397521a7
146b12825cc
153d9e42995
hex2556decf8

10023202040 has 48 divisors (see below), whose sum is σ = 23956867800. Its totient is φ = 3773436416.

The previous prime is 10023202027. The next prime is 10023202043. The reversal of 10023202040 is 4020232001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10023202043) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 421970 + ... + 445089.

Almost surely, 210023202040 is an apocalyptic number.

10023202040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10023202040 is an abundant number, since it is smaller than the sum of its proper divisors (13933665760).

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

10023202040 is a wasteful number, since it uses less digits than its factorization.

10023202040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 867104 (or 867083 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 10023202040 its reverse (4020232001), we get a palindrome (14043434041).

The spelling of 10023202040 in words is "ten billion, twenty-three million, two hundred two thousand, forty".

Divisors: 1 2 4 5 8 10 17 20 34 40 68 85 136 170 289 340 578 680 1156 1445 2312 2890 5780 11560 867059 1734118 3468236 4335295 6936472 8670590 14740003 17341180 29480006 34682360 58960012 73700015 117920024 147400030 250580051 294800060 501160102 589600120 1002320204 1252900255 2004640408 2505800510 5011601020 10023202040