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10112311240 = 2351133795903
BaseRepresentation
bin10010110101011110…
…11001111111001000
3222002202002122011221
421122233121333020
5131202222424430
64351233531424
7505410140653
oct113257317710
928082078157
1010112311240
11431a155119
121b62713b74
13c52051825
146bd03a89a
153e2b9557a
hex25abd9fc8

10112311240 has 64 divisors (see below), whose sum is σ = 23018515200. Its totient is φ = 3997873152.

The previous prime is 10112311211. The next prime is 10112311241. The reversal of 10112311240 is 4211321101.

It is a super-2 number, since 2×101123112402 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10112311241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1710129 + ... + 1716031.

It is an arithmetic number, because the mean of its divisors is an integer number (359664300).

Almost surely, 210112311240 is an apocalyptic number.

10112311240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10112311240 is an abundant number, since it is smaller than the sum of its proper divisors (12906203960).

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

10112311240 is a wasteful number, since it uses less digits than its factorization.

10112311240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6406 (or 6402 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 10112311240 its reverse (4211321101), we get a palindrome (14323632341).

The spelling of 10112311240 in words is "ten billion, one hundred twelve million, three hundred eleven thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 20 40 113 226 379 452 565 758 904 1130 1516 1895 2260 3032 3790 4520 5903 7580 11806 15160 23612 29515 42827 47224 59030 85654 118060 171308 214135 236120 342616 428270 667039 856540 1334078 1713080 2237237 2668156 3335195 4474474 5336312 6670390 8948948 11186185 13340780 17897896 22372370 26681560 44744740 89489480 252807781 505615562 1011231124 1264038905 2022462248 2528077810 5056155620 10112311240