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13861950 = 235292413
BaseRepresentation
bin110100111000…
…010000111110
3222002021000120
4310320100332
512022040300
61213035410
7225552564
oct64702076
928067016
1013861950
117908763
124785b66
132b4464b
141baba34
15133c3a0
hexd3843e

13861950 has 24 divisors (see below), whose sum is σ = 34378008. Its totient is φ = 3696480.

The previous prime is 13861943. The next prime is 13861973. The reversal of 13861950 is 5916831.

13861950 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46057 + ... + 46356.

It is an arithmetic number, because the mean of its divisors is an integer number (1432417).

Almost surely, 213861950 is an apocalyptic number.

13861950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13861950 is an abundant number, since it is smaller than the sum of its proper divisors (20516058).

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

13861950 is a wasteful number, since it uses less digits than its factorization.

13861950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92428 (or 92423 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 13861950 is about 3723.1639770496. The cubic root of 13861950 is about 240.2194173945.

The spelling of 13861950 in words is "thirteen million, eight hundred sixty-one thousand, nine hundred fifty".

Divisors: 1 2 3 5 6 10 15 25 30 50 75 150 92413 184826 277239 462065 554478 924130 1386195 2310325 2772390 4620650 6930975 13861950