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148139710 = 2514813971
BaseRepresentation
bin10001101010001…
…10111010111110
3101022202021110221
420311012322332
5300410432320
622411051554
73446111125
oct1065067276
9338667427
10148139710
1176691614
1241740bba
13248ca244
1415962abc
15d0133aa
hex8d46ebe

148139710 has 8 divisors (see below), whose sum is σ = 266651496. Its totient is φ = 59255880.

The previous prime is 148139707. The next prime is 148139729. The reversal of 148139710 is 17931841.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7406976 + ... + 7406995.

It is an arithmetic number, because the mean of its divisors is an integer number (33331437).

Almost surely, 2148139710 is an apocalyptic number.

148139710 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

148139710 is a deficient number, since it is larger than the sum of its proper divisors (118511786).

148139710 is a wasteful number, since it uses less digits than its factorization.

148139710 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14813978.

The product of its (nonzero) digits is 6048, while the sum is 34.

The square root of 148139710 is about 12171.2657517614. The cubic root of 148139710 is about 529.1236377547.

The spelling of 148139710 in words is "one hundred forty-eight million, one hundred thirty-nine thousand, seven hundred ten".

Divisors: 1 2 5 10 14813971 29627942 74069855 148139710