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48231534 = 23131075779
BaseRepresentation
bin1011011111111…
…1010001101110
310100202102020010
42313333101232
544321402114
64441434050
71123650501
oct267772156
9110672203
1048231534
112525307a
121419b926
139cb9490
146597138
15437ac59
hex2dff46e

48231534 has 32 divisors (see below), whose sum is σ = 104872320. Its totient is φ = 14699232.

The previous prime is 48231527. The next prime is 48231569. The reversal of 48231534 is 43513284.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5457 + ... + 11235.

It is an arithmetic number, because the mean of its divisors is an integer number (3277260).

Almost surely, 248231534 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 48231534, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52436160).

48231534 is an abundant number, since it is smaller than the sum of its proper divisors (56640786).

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

48231534 is a wasteful number, since it uses less digits than its factorization.

48231534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5904.

The product of its digits is 11520, while the sum is 30.

The square root of 48231534 is about 6944.8926557579. The cubic root of 48231534 is about 364.0075220842.

The spelling of 48231534 in words is "forty-eight million, two hundred thirty-one thousand, five hundred thirty-four".

Divisors: 1 2 3 6 13 26 39 78 107 214 321 642 1391 2782 4173 5779 8346 11558 17337 34674 75127 150254 225381 450762 618353 1236706 1855059 3710118 8038589 16077178 24115767 48231534