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10123764 = 2237191631
BaseRepresentation
bin100110100111…
…100111110100
3201001100012020
4212213213310
510042430024
61000553140
7152023230
oct46474764
921040166
1010123764
115795152
1234827b0
132135cc1
1414b75c0
15d4e979
hex9a79f4

10123764 has 48 divisors (see below), whose sum is σ = 27181056. Its totient is φ = 2872800.

The previous prime is 10123717. The next prime is 10123769. The reversal of 10123764 is 46732101.

It is a super-3 number, since 3×101237643 (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10123769) 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, 15729 + ... + 16359.

It is an arithmetic number, because the mean of its divisors is an integer number (566272).

Almost surely, 210123764 is an apocalyptic number.

10123764 is a gapful number since it is divisible by the number (14) 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 10123764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13590528).

10123764 is an abundant number, since it is smaller than the sum of its proper divisors (17057292).

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

10123764 is a wasteful number, since it uses less digits than its factorization.

10123764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 836 (or 834 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 10123764 is about 3181.7862907493. The cubic root of 10123764 is about 216.3286321238.

Adding to 10123764 its reverse (46732101), we get a palindrome (56855865).

The spelling of 10123764 in words is "ten million, one hundred twenty-three thousand, seven hundred sixty-four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 191 382 573 631 764 1146 1262 1337 1893 2292 2524 2674 3786 4011 4417 5348 7572 8022 8834 13251 16044 17668 26502 53004 120521 241042 361563 482084 723126 843647 1446252 1687294 2530941 3374588 5061882 10123764