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15796992 = 28367307
BaseRepresentation
bin111100010000…
…101100000000
31002201120101210
4330100230000
513021000432
61322330120
7251162241
oct74205400
932646353
1015796992
118a0a572
125359940
133371343
142152cc8
1515c08cc
hexf10b00

15796992 has 72 divisors (see below), whose sum is σ = 42809536. Its totient is φ = 5170176.

The previous prime is 15796973. The next prime is 15796993. The reversal of 15796992 is 29969751.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (15796993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51303 + ... + 51609.

Almost surely, 215796992 is an apocalyptic number.

15796992 is a gapful number since it is divisible by the number (12) 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 15796992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21404768).

15796992 is an abundant number, since it is smaller than the sum of its proper divisors (27012544).

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

15796992 is an equidigital number, since it uses as much as digits as its factorization.

15796992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393 (or 379 counting only the distinct ones).

The product of its digits is 306180, while the sum is 48.

The square root of 15796992 is about 3974.5429925968. The cubic root of 15796992 is about 250.9139454103.

The spelling of 15796992 in words is "fifteen million, seven hundred ninety-six thousand, nine hundred ninety-two".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 67 96 128 134 192 201 256 268 307 384 402 536 614 768 804 921 1072 1228 1608 1842 2144 2456 3216 3684 4288 4912 6432 7368 8576 9824 12864 14736 17152 19648 20569 25728 29472 39296 41138 51456 58944 61707 78592 82276 117888 123414 164552 235776 246828 329104 493656 658208 987312 1316416 1974624 2632832 3949248 5265664 7898496 15796992