Search a number
-
+
16157316 = 2237238363
BaseRepresentation
bin111101101000…
…101010000100
31010101212200010
4331220222010
513114013231
61334150220
7254222610
oct75505204
933355603
1016157316
11913625a
1254b2370
133469356
142208340
151642546
hexf68a84

16157316 has 48 divisors (see below), whose sum is σ = 44964864. Its totient is φ = 4415136.

The previous prime is 16157303. The next prime is 16157329. The reversal of 16157316 is 61375161.

It is an interprime number because it is at equal distance from previous prime (16157303) and next prime (16157329).

It is a super-2 number, since 2×161573162 = 522117720647712, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2250 + ... + 6113.

It is an arithmetic number, because the mean of its divisors is an integer number (936768).

Almost surely, 216157316 is an apocalyptic number.

It is an amenable number.

16157316 is an abundant number, since it is smaller than the sum of its proper divisors (28807548).

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

16157316 is a wasteful number, since it uses less digits than its factorization.

16157316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8400 (or 8398 counting only the distinct ones).

The product of its digits is 3780, while the sum is 30.

The square root of 16157316 is about 4019.6163996083. The cubic root of 16157316 is about 252.8073752388.

The spelling of 16157316 in words is "sixteen million, one hundred fifty-seven thousand, three hundred sixteen".

Divisors: 1 2 3 4 6 7 12 14 21 23 28 42 46 69 84 92 138 161 276 322 483 644 966 1932 8363 16726 25089 33452 50178 58541 100356 117082 175623 192349 234164 351246 384698 577047 702492 769396 1154094 1346443 2308188 2692886 4039329 5385772 8078658 16157316