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4981015148 = 2219233191921
BaseRepresentation
bin1001010001110010…
…00100001001101100
3110212010122210020112
410220321010021230
540200114441043
62142132235152
7234301634024
oct45071041154
913763583215
104981015148
11212672044a
12b7016bab8
13614c42555
1435375ca84
151e2456518
hex128e4426c

4981015148 has 48 divisors (see below), whose sum is σ = 9883453440. Its totient is φ = 2184019200.

The previous prime is 4981015139. The next prime is 4981015157. The reversal of 4981015148 is 8415101894.

It is an interprime number because it is at equal distance from previous prime (4981015139) and next prime (4981015157).

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, 8228 + ... + 100148.

It is an arithmetic number, because the mean of its divisors is an integer number (205905280).

Almost surely, 24981015148 is an apocalyptic number.

It is an amenable number.

4981015148 is a deficient number, since it is larger than the sum of its proper divisors (4902438292).

4981015148 is a wasteful number, since it uses less digits than its factorization.

4981015148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91998 (or 91996 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 41.

The square root of 4981015148 is about 70576.3072709249. The cubic root of 4981015148 is about 1707.8089590107.

The spelling of 4981015148 in words is "four billion, nine hundred eighty-one million, fifteen thousand, one hundred forty-eight".

Divisors: 1 2 4 19 23 31 38 46 62 76 92 124 437 589 713 874 1178 1426 1748 2356 2852 13547 27094 54188 91921 183842 367684 1746499 2114183 2849551 3492998 4228366 5699102 6985996 8456732 11398204 40169477 54141469 65539673 80338954 108282938 131079346 160677908 216565876 262158692 1245253787 2490507574 4981015148