Search a number
-
+
98155372 = 227291091109
BaseRepresentation
bin1011101100110…
…11101101101100
320211200210212011
411312123231230
5200111432442
613423451004
72301210160
oct566335554
9224623764
1098155372
1150451647
1228a56a64
1317449003
14d070ca0
15893d117
hex5d9bb6c

98155372 has 48 divisors (see below), whose sum is σ = 205128000. Its totient is φ = 40207104.

The previous prime is 98155333. The next prime is 98155373. The reversal of 98155372 is 27355189.

It is not an unprimeable number, because it can be changed into a prime (98155373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87954 + ... + 89062.

It is an arithmetic number, because the mean of its divisors is an integer number (4273500).

Almost surely, 298155372 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 98155372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102564000).

98155372 is an abundant number, since it is smaller than the sum of its proper divisors (106972628).

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

98155372 is a wasteful number, since it uses less digits than its factorization.

98155372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1258 (or 1256 counting only the distinct ones).

The product of its digits is 75600, while the sum is 40.

The square root of 98155372 is about 9907.3392997313. The cubic root of 98155372 is about 461.2871511364.

The spelling of 98155372 in words is "ninety-eight million, one hundred fifty-five thousand, three hundred seventy-two".

Divisors: 1 2 4 7 14 28 29 58 109 116 203 218 406 436 763 812 1109 1526 2218 3052 3161 4436 6322 7763 12644 15526 22127 31052 32161 44254 64322 88508 120881 128644 225127 241762 450254 483524 846167 900508 1692334 3384668 3505549 7011098 14022196 24538843 49077686 98155372