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48619974 = 23131953619
BaseRepresentation
bin1011100101111…
…0000111000110
310101111011001210
42321132013012
544421314344
64454032250
71130156124
oct271360706
9111434053
1048619974
11254989a7
1214348686
13a0c4220
146658914
154405db9
hex2e5e1c6

48619974 has 64 divisors (see below), whose sum is σ = 112492800. Its totient is φ = 13882752.

The previous prime is 48619951. The next prime is 48620023. The reversal of 48619974 is 47991684.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78237 + ... + 78855.

It is an arithmetic number, because the mean of its divisors is an integer number (1757700).

Almost surely, 248619974 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 48619974, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56246400).

48619974 is an abundant number, since it is smaller than the sum of its proper divisors (63872826).

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

48619974 is a wasteful number, since it uses less digits than its factorization.

48619974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709.

The product of its digits is 435456, while the sum is 48.

The square root of 48619974 is about 6972.8024495177. The cubic root of 48619974 is about 364.9821070856.

The spelling of 48619974 in words is "forty-eight million, six hundred nineteen thousand, nine hundred seventy-four".

Divisors: 1 2 3 6 13 19 26 38 39 53 57 78 106 114 159 247 318 494 619 689 741 1007 1238 1378 1482 1857 2014 2067 3021 3714 4134 6042 8047 11761 13091 16094 23522 24141 26182 32807 35283 39273 48282 65614 70566 78546 98421 152893 196842 305786 426491 458679 623333 852982 917358 1246666 1279473 1869999 2558946 3739998 8103329 16206658 24309987 48619974