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16000902 = 234432297
BaseRepresentation
bin111101000010…
…011110000110
31010002221010000
4331002132012
513044012102
61330542130
7253001601
oct75023606
933087100
1016000902
119039795
125437946
1334130b8
1421a7338
15161101c
hexf42786

16000902 has 40 divisors (see below), whose sum is σ = 36703656. Its totient is φ = 5207328.

The previous prime is 16000889. The next prime is 16000903. The reversal of 16000902 is 20900061.

16000902 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16000903) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5818 + ... + 8114.

Almost surely, 216000902 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16000902, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18351828).

16000902 is an abundant number, since it is smaller than the sum of its proper divisors (20702754).

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

16000902 is a wasteful number, since it uses less digits than its factorization.

16000902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2354 (or 2345 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 16000902 is about 4000.1127484110. The cubic root of 16000902 is about 251.9889450933.

Adding to 16000902 its reverse (20900061), we get a palindrome (36900963).

The spelling of 16000902 in words is "sixteen million, nine hundred two", and thus it is an aban number.

Divisors: 1 2 3 6 9 18 27 43 54 81 86 129 162 258 387 774 1161 2297 2322 3483 4594 6891 6966 13782 20673 41346 62019 98771 124038 186057 197542 296313 372114 592626 888939 1777878 2666817 5333634 8000451 16000902