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4870149949 = 74911416977
BaseRepresentation
bin1001000100100100…
…01001011100111101
3110120102001020210001
410202102021130331
534433224244244
62123132114301
7231454406620
oct44222113475
913512036701
104870149949
11207a088815
12b3b005991
135c7c96442
14342b3ddb7
151d78575d4
hex12248973d

4870149949 has 8 divisors (see below), whose sum is σ = 5577225408. Its totient is φ = 4165909440.

The previous prime is 4870149937. The next prime is 4870149967. The reversal of 4870149949 is 9499410784.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4870149949 - 211 = 4870147901 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4870149949.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4870149929) 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, 705052 + ... + 711925.

It is an arithmetic number, because the mean of its divisors is an integer number (697153176).

Almost surely, 24870149949 is an apocalyptic number.

It is an amenable number.

4870149949 is a deficient number, since it is larger than the sum of its proper divisors (707075459).

4870149949 is a wasteful number, since it uses less digits than its factorization.

4870149949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1417475.

The product of its (nonzero) digits is 2612736, while the sum is 55.

The square root of 4870149949 is about 69786.4596393885. The cubic root of 4870149949 is about 1695.0432255780.

The spelling of 4870149949 in words is "four billion, eight hundred seventy million, one hundred forty-nine thousand, nine hundred forty-nine".

Divisors: 1 7 491 3437 1416977 9918839 695735707 4870149949