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16255070480 = 2451122781373
BaseRepresentation
bin11110010001110000…
…01011000100010000
31112221211210010201102
433020320023010100
5231242244223410
611244550323532
71113546551015
oct171070130420
945854703642
1016255070480
116991622050
1231979595a8
1316c08827cc
14b02bab70c
156520cc2a5
hex3c8e0b110

16255070480 has 80 divisors (see below), whose sum is σ = 41410903104. Its totient is φ = 5884823040.

The previous prime is 16255070443. The next prime is 16255070497. The reversal of 16255070480 is 8407055261.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159074 + ... + 240446.

Almost surely, 216255070480 is an apocalyptic number.

16255070480 is a gapful number since it is divisible by the number (10) 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 16255070480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20705451552).

16255070480 is an abundant number, since it is smaller than the sum of its proper divisors (25155832624).

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

16255070480 is a wasteful number, since it uses less digits than its factorization.

16255070480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81624 (or 81618 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 38.

The spelling of 16255070480 in words is "sixteen billion, two hundred fifty-five million, seventy thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 11 16 20 22 40 44 55 80 88 110 176 220 227 440 454 880 908 1135 1816 2270 2497 3632 4540 4994 9080 9988 12485 18160 19976 24970 39952 49940 81373 99880 162746 199760 325492 406865 650984 813730 895103 1301968 1627460 1790206 3254920 3580412 4475515 6509840 7160824 8951030 14321648 17902060 18471671 35804120 36943342 71608240 73886684 92358355 147773368 184716710 203188381 295546736 369433420 406376762 738866840 812753524 1015941905 1477733680 1625507048 2031883810 3251014096 4063767620 8127535240 16255070480