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10699938 = 2342572
BaseRepresentation
bin101000110100…
…010010100010
3202010121120000
4220310102202
510214344223
61021200430
7156643104
oct50642242
922117500
1010699938
116049027
123700116
1322a8332
1415c7574
15e15543
hexa344a2

10699938 has 30 divisors (see below), whose sum is σ = 24069441. Its totient is φ = 3552768.

The previous prime is 10699933. The next prime is 10699939. The reversal of 10699938 is 83999601.

It can be written as a sum of positive squares in 2 ways, for example, as 6671889 + 4028049 = 2583^2 + 2007^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=2313.

It is a super-2 number, since 2×106999382 = 228977346407688, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10699893 and 10699902.

It is not an unprimeable number, because it can be changed into a prime (10699933) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 41506 + ... + 41762.

Almost surely, 210699938 is an apocalyptic number.

10699938 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10699938

10699938 is an abundant number, since it is smaller than the sum of its proper divisors (13369503).

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

10699938 is an frugal number, since it uses more digits than its factorization.

10699938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528 (or 262 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 45.

The square root of 10699938 is about 3271.0759697690. The cubic root of 10699938 is about 220.3571197086.

The spelling of 10699938 in words is "ten million, six hundred ninety-nine thousand, nine hundred thirty-eight".

Divisors: 1 2 3 6 9 18 27 54 81 162 257 514 771 1542 2313 4626 6939 13878 20817 41634 66049 132098 198147 396294 594441 1188882 1783323 3566646 5349969 10699938