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10303930 = 25713367
BaseRepresentation
bin100111010011…
…100110111010
3201101111100001
4213103212322
510114211210
61004503214
7153403420
oct47234672
921344301
1010303930
1158a854a
12354ab0a
13219a000
141523110
15d8803a
hex9d39ba

10303930 has 64 divisors (see below), whose sum is σ = 23304960. Its totient is φ = 3212352.

The previous prime is 10303927. The next prime is 10303933. The reversal of 10303930 is 3930301.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (10303927) and next prime (10303933).

It is a junction number, because it is equal to n+sod(n) for n = 10303898 and 10303907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10303933) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 153757 + ... + 153823.

It is an arithmetic number, because the mean of its divisors is an integer number (364140).

Almost surely, 210303930 is an apocalyptic number.

10303930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10303930 is an abundant number, since it is smaller than the sum of its proper divisors (13001030).

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

10303930 is an equidigital number, since it uses as much as digits as its factorization.

10303930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120 (or 94 counting only the distinct ones).

The product of its (nonzero) digits is 243, while the sum is 19.

The square root of 10303930 is about 3209.9735201400. The cubic root of 10303930 is about 217.6043802508.

The spelling of 10303930 in words is "ten million, three hundred three thousand, nine hundred thirty".

Divisors: 1 2 5 7 10 13 14 26 35 65 67 70 91 130 134 169 182 335 338 455 469 670 845 871 910 938 1183 1690 1742 2197 2345 2366 4355 4394 4690 5915 6097 8710 10985 11323 11830 12194 15379 21970 22646 30485 30758 56615 60970 76895 79261 113230 147199 153790 158522 294398 396305 735995 792610 1030393 1471990 2060786 5151965 10303930